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Use more documentation snippets for QString and its siblings 

Pick-to: 6.5
Change-Id: Ia569806b586923473f68b9fe1d98a3628ba46a58
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
bb10
Ahmad Samir 2022-12-29 18:31:59 +02:00
parent bab660d124
commit 5d76c49e9c
5 changed files with 139 additions and 177 deletions
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24
src/corelib/doc/src/includes/qstring.qdocinc Normal file
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@ -0,0 +1,24 @@
// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
// \1 is either "search" or "comparison"
//! [search-comparison-case-sensitivity]
If \a cs is Qt::CaseSensitive (the default), the \1 is case-sensitive;
otherwise the \1 is case-insensitive.
//! [search-comparison-case-sensitivity]
//! [negative-index-start-search-from-end]
If \a from is -1, the search starts at the last character; if it is
-2, at the next to last character and so on.
//! [negative-index-start-search-from-end]
//! [qstring-first-index-of]
Returns the index position of the first occurrence of the \1 \a \2
in this string, searching forward from index position \a from.
Returns -1 if \a \2 is not found.
//! [qstring-first-index-of]
//! [qstring-last-index-of]
Returns the index position of the last occurrence of the \1 \a \2
in this string, searching backward from index position \a from.
//! [qstring-last-index-of]

8
src/corelib/text/qbytearray.cpp
View File

@ -2717,9 +2717,11 @@ qsizetype QtPrivate::lastIndexOf(QByteArrayView haystack, qsizetype from, QByteA
Returns the index position of the start of the last occurrence of the
sequence of bytes viewed by \a bv in this byte array, searching backward
from index position \a from. If \a from is -1, the search starts at
the last character; if \a from is -2, at the next to last character
and so on. Returns -1 if no match is found.
from index position \a from.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if no match is found.
Example:
\snippet code/src_corelib_text_qbytearray.cpp 23

9
src/corelib/text/qbytearrayview.qdoc
View File

@ -949,8 +949,7 @@
respectively, in this byte array view, searching forward from index position
\a from.Returns -1 if no match is found.
If \a from is -1, the search starts at the last character; if it is
-2, at the next to last character and so on.
\include qstring.qdocinc negative-index-start-search-from-end
\sa lastIndexOf(), contains()
*/
@ -973,8 +972,10 @@
Returns the index position of either the start of the last occurrence of
the sequence of bytes viewed by \a bv or the last occurrence of byte \a ch,
respectively, in this byte array view, searching backward from index position
\a from. If \a from is -1, the search starts at the last character;
if \a from is -2, at the next to last character and so on.
\a from.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if no match is found.
\note When searching for a 0-length \a bv, the match at the end of

202
src/corelib/text/qstring.cpp
View File

@ -1466,8 +1466,7 @@ bool QAnyStringView::equal(QAnyStringView lhs, QAnyStringView rhs) noexcept
Returns an integer that compares to 0 as \a lhs compares to \a rhs.
If \a cs is Qt::CaseSensitive (the default), the comparison is case-sensitive;
otherwise the comparison is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {comparison}
Case-sensitive comparison is based exclusively on the numeric Unicode values
of the characters and is very fast, but is not what a human would expect.
@ -1490,8 +1489,7 @@ int QtPrivate::compareStrings(QStringView lhs, QStringView rhs, Qt::CaseSensitiv
Returns an integer that compares to 0 as \a lhs compares to \a rhs.
If \a cs is Qt::CaseSensitive (the default), the comparison is case-sensitive;
otherwise the comparison is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {comparison}
Case-sensitive comparison is based exclusively on the numeric Unicode values
of the characters and is very fast, but is not what a human would expect.
@ -1536,8 +1534,7 @@ int QtPrivate::compareStrings(QLatin1StringView lhs, QStringView rhs, Qt::CaseSe
Returns an integer that compares to 0 as \a lhs compares to \a rhs.
If \a cs is Qt::CaseSensitive (the default), the comparison is case-sensitive;
otherwise the comparison is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {comparison}
Case-sensitive comparison is based exclusively on the numeric Latin-1 values
of the characters and is very fast, but is not what a human would expect.
@ -3346,8 +3343,7 @@ static void removeStringImpl(QString &s, const T &needle, Qt::CaseSensitivity cs
Removes every occurrence of the given \a str string in this
string, and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
This is the same as \c replace(str, "", cs).
@ -3372,8 +3368,7 @@ QString &QString::remove(const QString &str, Qt::CaseSensitivity cs)
Removes every occurrence of the given \a str string in this
string, and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
This is the same as \c replace(str, "", cs).
@ -3424,8 +3419,7 @@ QString &QString::remove(QLatin1StringView str, Qt::CaseSensitivity cs)
Removes every occurrence of the character \a ch in this string, and
returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
@ -3553,8 +3547,7 @@ QString &QString::replace(qsizetype pos, qsizetype len, QChar after)
Replaces every occurrence of the string \a before with the string \a
after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
@ -3663,8 +3656,7 @@ void QString::replace_helper(size_t *indices, qsizetype nIndices, qsizetype blen
characters of \a before with the first \a alen characters of \a
after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
*/
QString &QString::replace(const QChar *before, qsizetype blen,
const QChar *after, qsizetype alen,
@ -3734,8 +3726,7 @@ QString &QString::replace(const QChar *before, qsizetype blen,
Replaces every occurrence of the character \a ch in the string with
\a after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
*/
QString& QString::replace(QChar ch, const QString &after, Qt::CaseSensitivity cs)
{
@ -3785,8 +3776,7 @@ QString& QString::replace(QChar ch, const QString &after, Qt::CaseSensitivity cs
Replaces every occurrence of the character \a before with the
character \a after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
*/
QString& QString::replace(QChar before, QChar after, Qt::CaseSensitivity cs)
{
@ -3822,8 +3812,7 @@ QString& QString::replace(QChar before, QChar after, Qt::CaseSensitivity cs)
Replaces every occurrence of the string \a before with the string \a
after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\note The text is not rescanned after a replacement.
*/
@ -3846,8 +3835,7 @@ QString &QString::replace(QLatin1StringView before, QLatin1StringView after, Qt:
Replaces every occurrence of the string \a before with the string \a
after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\note The text is not rescanned after a replacement.
*/
@ -3868,8 +3856,7 @@ QString &QString::replace(QLatin1StringView before, const QString &after, Qt::Ca
Replaces every occurrence of the string \a before with the string \a
after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\note The text is not rescanned after a replacement.
*/
@ -3890,8 +3877,7 @@ QString &QString::replace(const QString &before, QLatin1StringView after, Qt::Ca
Replaces every occurrence of the character \a c with the string \a
after and returns a reference to this string.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\note The text is not rescanned after a replacement.
*/
@ -4224,19 +4210,15 @@ QString &QString::replace(QChar c, QLatin1StringView after, Qt::CaseSensitivity
*/
/*!
Returns the index position of the first occurrence of the string \a
str in this string, searching forward from index position \a
from. Returns -1 if \a str is not found.
\include qstring.qdocinc {qstring-first-index-of} {string} {str}
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
\snippet qstring/main.cpp 24
If \a from is -1, the search starts at the last character; if it is
-2, at the next to last character and so on.
\include qstring.qdocinc negative-index-start-search-from-end
\sa lastIndexOf(), contains(), count()
*/
@ -4250,34 +4232,27 @@ qsizetype QString::indexOf(const QString &str, qsizetype from, Qt::CaseSensitivi
\since 5.14
\overload indexOf()
Returns the index position of the first occurrence of the string view \a str
in this string, searching forward from index position \a from.
Returns -1 if \a str is not found.
\include qstring.qdocinc {qstring-first-index-of} {string view} {str}
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
If \a from is -1, the search starts at the last character; if it is
-2, at the next to last character and so on.
\include qstring.qdocinc negative-index-start-search-from-end
\sa QStringView::indexOf(), lastIndexOf(), contains(), count()
*/
/*!
\since 4.5
Returns the index position of the first occurrence of the string \a
str in this string, searching forward from index position \a
from. Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include {qstring.qdocinc} {qstring-first-index-of} {string} {str}
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
\snippet qstring/main.cpp 24
If \a from is -1, the search starts at the last character; if it is
-2, at the next to last character and so on.
\include qstring.qdocinc negative-index-start-search-from-end
\sa lastIndexOf(), contains(), count()
*/
@ -4290,9 +4265,7 @@ qsizetype QString::indexOf(QLatin1StringView str, qsizetype from, Qt::CaseSensit
/*!
\overload indexOf()
Returns the index position of the first occurrence of the
character \a ch in the string, searching forward from index
position \a from. Returns -1 if \a ch could not be found.
\include qstring.qdocinc {qstring-first-index-of} {character} {ch}
*/
qsizetype QString::indexOf(QChar ch, qsizetype from, Qt::CaseSensitivity cs) const
{
@ -4300,14 +4273,13 @@ qsizetype QString::indexOf(QChar ch, qsizetype from, Qt::CaseSensitivity cs) con
}
/*!
Returns the index position of the last occurrence of the string \a
str in this string, searching backward from index position \a
from. If \a from is -1, the search starts at the last
character; if \a from is -2, at the next to last character and so
on. Returns -1 if \a str is not found.
\include qstring.qdocinc {qstring-last-index-of} {string} {str}
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if \a str is not found.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
@ -4335,8 +4307,7 @@ qsizetype QString::lastIndexOf(const QString &str, qsizetype from, Qt::CaseSensi
Returns the index position of the last occurrence of the string \a
str in this string. Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
@ -4350,14 +4321,13 @@ qsizetype QString::lastIndexOf(const QString &str, qsizetype from, Qt::CaseSensi
\since 4.5
\overload lastIndexOf()
Returns the index position of the last occurrence of the string \a
str in this string, searching backward from index position \a
from. If \a from is -1, the search starts at the last
character; if \a from is -2, at the next to last character and so
on. Returns -1 if \a str is not found.
\include qstring.qdocinc {qstring-last-index-of} {string} {str}
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if \a str is not found.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
@ -4385,8 +4355,7 @@ qsizetype QString::lastIndexOf(QLatin1StringView str, qsizetype from, Qt::CaseSe
Returns the index position of the last occurrence of the string \a
str in this string. Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
@ -4398,8 +4367,7 @@ qsizetype QString::lastIndexOf(QLatin1StringView str, qsizetype from, Qt::CaseSe
/*!
\overload lastIndexOf()
Returns the index position of the last occurrence of the character
\a ch, searching backward from position \a from.
\include qstring.qdocinc {qstring-last-index-of} {character} {ch}
*/
qsizetype QString::lastIndexOf(QChar ch, qsizetype from, Qt::CaseSensitivity cs) const
{
@ -4417,14 +4385,13 @@ qsizetype QString::lastIndexOf(QChar ch, qsizetype from, Qt::CaseSensitivity cs)
\since 5.14
\overload lastIndexOf()
Returns the index position of the last occurrence of the string view \a
str in this string, searching backward from index position \a
from. If \a from is -1, the search starts at the last
character; if \a from is -2, at the next to last character and so
on. Returns -1 if \a str is not found.
\include qstring.qdocinc {qstring-last-index-of} {string view} {str}
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if \a str is not found.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\note When searching for a 0-length \a str, the match at the end of
the data is excluded from the search by a negative \a from, even
@ -4444,8 +4411,7 @@ qsizetype QString::lastIndexOf(QChar ch, qsizetype from, Qt::CaseSensitivity cs)
Returns the index position of the last occurrence of the string view \a
str in this string. Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa indexOf(), contains(), count()
*/
@ -4593,8 +4559,7 @@ QString &QString::replace(const QRegularExpression &re, const QString &after)
Returns the number of (potentially overlapping) occurrences of
the string \a str in this string.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa contains(), indexOf()
*/
@ -4609,8 +4574,7 @@ qsizetype QString::count(const QString &str, Qt::CaseSensitivity cs) const
Returns the number of occurrences of character \a ch in the string.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa contains(), indexOf()
*/
@ -4626,8 +4590,7 @@ qsizetype QString::count(QChar ch, Qt::CaseSensitivity cs) const
Returns the number of (potentially overlapping) occurrences of the
string view \a str in this string.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa contains(), indexOf()
*/
@ -4641,8 +4604,7 @@ qsizetype QString::count(QStringView str, Qt::CaseSensitivity cs) const
Returns \c true if this string contains an occurrence of the string
\a str; otherwise returns \c false.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
Example:
\snippet qstring/main.cpp 17
@ -4674,8 +4636,7 @@ qsizetype QString::count(QStringView str, Qt::CaseSensitivity cs) const
Returns \c true if this string contains an occurrence of the string view
\a str; otherwise returns \c false.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa indexOf(), count()
*/
@ -4706,9 +4667,11 @@ qsizetype QString::indexOf(const QRegularExpression &re, qsizetype from, QRegula
Returns the index position of the last match of the regular
expression \a re in the string, which starts before the index
position \a from. If \a from is -1, the search starts at the last
character; if \a from is -2, at the next to last character and so
on. Returns -1 if \a re didn't match anywhere.
position \a from.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if \a re didn't match anywhere.
If the match is successful and \a rmatch is not \nullptr, it also
writes the results of the match into the QRegularExpressionMatch object
@ -5177,8 +5140,7 @@ QString QString::mid(qsizetype position, qsizetype n) const
Returns \c true if the string starts with \a s; otherwise returns
\c false.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\snippet qstring/main.cpp 65
@ -5220,8 +5182,7 @@ bool QString::startsWith(QChar c, Qt::CaseSensitivity cs) const
Returns \c true if the string starts with the string view \a str;
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (default), the search is case-sensitive;
otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa endsWith()
*/
@ -5230,8 +5191,7 @@ bool QString::startsWith(QChar c, Qt::CaseSensitivity cs) const
Returns \c true if the string ends with \a s; otherwise returns
\c false.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\snippet qstring/main.cpp 20
@ -5249,8 +5209,7 @@ bool QString::endsWith(const QString &s, Qt::CaseSensitivity cs) const
Returns \c true if the string ends with the string view \a str;
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa startsWith()
*/
@ -6312,8 +6271,7 @@ QString& QString::fill(QChar ch, qsizetype size)
to, or greater than zero if \a s1 is less than, equal to, or
greater than \a s2.
If \a cs is Qt::CaseSensitive, the comparison is case sensitive;
otherwise the comparison is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {comparison}
Case sensitive comparison is based exclusively on the numeric
Unicode values of the characters and is very fast, but is not what
@ -9578,8 +9536,7 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
Returns an integer that compares to zero as this Latin-1 string compares to the
string-view \a str, Latin-1 string \a l1, or character \a ch, respectively.
If \a cs is Qt::CaseSensitive (the default), the comparison is case sensitive;
otherwise the comparison is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa operator==(), operator<(), operator>()
*/
@ -9599,8 +9556,7 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
Latin-1 string \a l1, or character \a ch, respectively;
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is case-sensitive;
otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa endsWith()
*/
@ -9619,8 +9575,7 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
Latin-1 string \a l1, or character \a ch, respectively;
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is case-sensitive;
otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa startsWith()
*/
@ -9636,11 +9591,9 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
Latin-1 string, searching forward from index position \a from.
Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
If \a from is -1, the search starts at the last character; if it is
-2, at the next to last character and so on.
\include qstring.qdocinc negative-index-start-search-from-end
\sa QString::indexOf()
*/
@ -9655,8 +9608,7 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
string-view \a str, Latin-1 string \a l1, or character \a ch;
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is
case-sensitive; otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa indexOf(), QStringView::contains(), QStringView::indexOf(),
QString::indexOf()
@ -9673,11 +9625,9 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
string, searching backward from index position \a from.
Returns -1 if \a str is not found.
If \a from is -1, the search starts at the last character;
if \a from is -2, at the next to last character and so on.
\include qstring.qdocinc negative-index-start-search-from-end
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\note When searching for a 0-length \a str or \a l1, the match at
the end of the data is excluded from the search by a negative \a
@ -9701,8 +9651,7 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
string-view \a str or Latin-1 string \a l1, respectively, in this
Latin-1 string. Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
*/
/*!
@ -9721,8 +9670,7 @@ QString &QString::setRawData(const QChar *unicode, qsizetype size)
string-view \a str, Latin-1 string \a l1, or character \a ch,
respectively, in this Latin-1 string.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa contains(), indexOf()
*/
@ -10684,8 +10632,7 @@ qsizetype QtPrivate::count(QLatin1StringView haystack, QChar needle, Qt::CaseSen
Returns \c true if \a haystack starts with \a needle,
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is case-sensitive;
otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa QtPrivate::endsWith(), QString::endsWith(), QStringView::endsWith(), QLatin1StringView::endsWith()
*/
@ -10725,8 +10672,7 @@ bool QtPrivate::startsWith(QLatin1StringView haystack, QLatin1StringView needle,
Returns \c true if \a haystack ends with \a needle,
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is case-sensitive;
otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa QtPrivate::startsWith(), QString::endsWith(), QStringView::endsWith(), QLatin1StringView::endsWith()
*/

73
src/corelib/text/qstringview.cpp
View File

@ -310,9 +310,11 @@ QT_BEGIN_NAMESPACE
/*!
\fn const QChar *QStringView::data() const
//! [const-pointer-to-first-ch]
Returns a const pointer to the first character in the string view.
\note The character array represented by the return value is \e not null-terminated.
//! [const-pointer-to-first-ch]
\sa begin(), end(), utf16()
*/
@ -321,9 +323,7 @@ QT_BEGIN_NAMESPACE
\fn const QChar *QStringView::constData() const
\since 6.0
Returns a const pointer to the first character in the string view.
\note The character array represented by the return value is \e not null-terminated.
\include qstringview.cpp const-pointer-to-first-ch
\sa data(), begin(), end(), utf16()
*/
@ -331,12 +331,10 @@ QT_BEGIN_NAMESPACE
/*!
\fn const storage_type *QStringView::utf16() const
Returns a const pointer to the first character in the string view.
\include qstringview.cpp const-pointer-to-first-ch
\c{storage_type} is \c{char16_t}.
\note The character array represented by the return value is \e not null-terminated.
\sa begin(), end(), data()
*/
@ -536,8 +534,10 @@ QT_BEGIN_NAMESPACE
This function is provided for STL compatibility.
//! [calling-on-empty-is-UB]
\warning Calling this function on an empty string view constitutes
undefined behavior.
//! [calling-on-empty-is-UB]
\sa back(), first(), last()
*/
@ -549,8 +549,7 @@ QT_BEGIN_NAMESPACE
This function is provided for STL compatibility.
\warning Calling this function on an empty string view constitutes
undefined behavior.
\include qstringview.cpp calling-on-empty-is-UB
\sa front(), first(), last()
*/
@ -562,8 +561,7 @@ QT_BEGIN_NAMESPACE
This function is provided for compatibility with other Qt containers.
\warning Calling this function on an empty string view constitutes
undefined behavior.
\include qstringview.cpp calling-on-empty-is-UB
\sa front(), back(), last()
*/
@ -575,8 +573,7 @@ QT_BEGIN_NAMESPACE
This function is provided for compatibility with other Qt containers.
\warning Calling this function on an empty string view constitutes
undefined behavior.
\include qstringview.cpp calling-on-empty-is-UB
\sa back(), front(), first()
*/
@ -730,8 +727,7 @@ QT_BEGIN_NAMESPACE
Returns an integer that compares to zero as this string view compares to the
string view \a str.
If \a cs is Qt::CaseSensitive (the default), the comparison is case sensitive;
otherwise the comparison is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {comparison}
\sa operator==(), operator<(), operator>()
*/
@ -745,8 +741,7 @@ QT_BEGIN_NAMESPACE
Returns an integer that compares to zero as this string view compares to the
Latin-1 string \a l1, or character \a ch, respectively.
If \a cs is Qt::CaseSensitive (the default), the comparison is case sensitive;
otherwise the comparison is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {comparison}
\sa operator==(), operator<(), operator>()
*/
@ -789,8 +784,7 @@ QT_BEGIN_NAMESPACE
Latin-1 string \a l1, or character \a ch, respectively;
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is case-sensitive;
otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa endsWith()
*/
@ -805,8 +799,7 @@ QT_BEGIN_NAMESPACE
Latin-1 string \a l1, or character \a ch, respectively;
otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is case-sensitive;
otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa startsWith()
*/
@ -821,11 +814,9 @@ QT_BEGIN_NAMESPACE
Latin-1 string \a l1, or character \a ch, respectively, in this string view,
searching forward from index position \a from. Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
If \a from is -1, the search starts at the last character; if it is
-2, at the next to last character and so on.
\include qstring.qdocinc negative-index-start-search-from-end
\sa QString::indexOf()
*/
@ -839,8 +830,7 @@ QT_BEGIN_NAMESPACE
Returns \c true if this string view contains an occurrence of the string view
\a str, Latin-1 string \a l1, or character \a ch; otherwise returns \c false.
If \a cs is Qt::CaseSensitive (the default), the search is
case-sensitive; otherwise the search is case-insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa indexOf()
*/
@ -853,12 +843,13 @@ QT_BEGIN_NAMESPACE
Returns the index position of the last occurrence of the string view \a str,
Latin-1 string \a l1, or character \a ch, respectively, in this string view,
searching backward from index position \a from. If \a from is -1,
the search starts at the last character; if \a from is -2, at the next to last
character and so on. Returns -1 if \a str is not found.
searching backward from index position \a from.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if \a str is not found.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\note When searching for a 0-length \a str or \a l1, the match at
the end of the data is excluded from the search by a negative \a
@ -882,8 +873,7 @@ QT_BEGIN_NAMESPACE
searching backward from the last character of this string view.
Returns -1 if \a str is not found.
If \a cs is Qt::CaseSensitive (default), the search is case
sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa QString::lastIndexOf()
*/
@ -918,9 +908,11 @@ QT_BEGIN_NAMESPACE
Returns the index position of the last match of the regular
expression \a re in the string view, which starts before the index
position \a from. If \a from is -1, the search starts at the last
character; if \a from is -2, at the next to last character and so
on. Returns -1 if \a re didn't match anywhere.
position \a from.
\include qstring.qdocinc negative-index-start-search-from-end
Returns -1 if \a re didn't match anywhere.
If the match is successful and \a rmatch is not \nullptr, it also
writes the results of the match into the QRegularExpressionMatch object
@ -1104,8 +1096,7 @@ QT_BEGIN_NAMESPACE
Returns the number of occurrences of the character \a ch in the
string view.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa QString::count(), contains(), indexOf()
*/
@ -1119,8 +1110,7 @@ QT_BEGIN_NAMESPACE
Returns the number of (potentially overlapping) occurrences of the
string view \a str in this string view.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa QString::count(), contains(), indexOf()
*/
@ -1134,8 +1124,7 @@ QT_BEGIN_NAMESPACE
Returns the number of (potentially overlapping) occurrences of the
Latin-1 string \a l1 in this string view.
If \a cs is Qt::CaseSensitive (default), the search is
case sensitive; otherwise the search is case insensitive.
\include qstring.qdocinc {search-comparison-case-sensitivity} {search}
\sa QString::count(), contains(), indexOf()
*/