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-rw-r--r--src/corelib/tools/qstring.cpp14
-rw-r--r--src/corelib/tools/qstring.h6
2 files changed, 19 insertions, 1 deletions
diff --git a/src/corelib/tools/qstring.cpp b/src/corelib/tools/qstring.cpp
index 55390189b6..32f12bd092 100644
--- a/src/corelib/tools/qstring.cpp
+++ b/src/corelib/tools/qstring.cpp
@@ -5009,7 +5009,7 @@ void QString::truncate(int pos)
If you want to remove characters from the \e beginning of the
string, use remove() instead.
- \sa truncate(), resize(), remove()
+ \sa truncate(), resize(), remove(), QStringRef::chop()
*/
void QString::chop(int n)
{
@@ -9660,6 +9660,18 @@ QStringRef QString::midRef(int position, int n) const
*/
/*!
+ \fn void QStringRef::chop(int n)
+ \since 5.8
+
+ Removes \a n characters from the end of the string.
+
+ If \a n is greater than or equal to size(), the result is an
+ empty string; if \a n is negative, it is equivalent to passing zero.
+
+ \sa QString::chop(), truncate()
+*/
+
+/*!
\since 4.8
Returns the index position of the first occurrence of the string \a
diff --git a/src/corelib/tools/qstring.h b/src/corelib/tools/qstring.h
index 0c0f3355a9..ec959b50a0 100644
--- a/src/corelib/tools/qstring.h
+++ b/src/corelib/tools/qstring.h
@@ -1438,6 +1438,12 @@ public:
QStringRef mid(int pos, int n = -1) const Q_REQUIRED_RESULT;
void truncate(int pos) Q_DECL_NOTHROW { m_size = qBound(0, pos, m_size); }
+ void chop(int n) Q_DECL_NOTHROW {
+ if (n >= m_size)
+ m_size = 0;
+ else if (n > 0)
+ m_size -= n;
+ }
bool startsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;