QString/QByteArray: add erase/erase_if

[ChangeLog][QtCore][QString] Added erase() and erase_if()
for consistent container erasure.

[ChangeLog][QtCore][QByteArray] Added erase() and erase_if()
for consistent container erasure.

Change-Id: I23e8565d39044c1f1d756500589c1f2b65e1a88f
Reviewed-by: Andrei Golubev <andrei.golubev@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/corelib/text/qstring.cpp b/src/corelib/text/qstring.cpp
index 76f0e15303..17c3e8d3cf 100644
--- a/src/corelib/text/qstring.cpp
+++ b/src/corelib/text/qstring.cpp
@@ -3088,6 +3088,16 @@ QString &QString::remove(QChar ch, Qt::CaseSensitivity cs)
 */
 
 /*!
+  \fn template <typename Predicate> QString &QString::removeIf(Predicate pred)
+  \since 6.1
+
+  Removes all elements for which the predicate \a pred returns true
+  from the string. Returns a reference to the string.
+
+  \sa remove()
+*/
+
+/*!
   \fn QString &QString::replace(qsizetype position, qsizetype n, const QString &after)
 
   Replaces \a n characters beginning at index \a position with
@@ -10138,4 +10148,27 @@ float QStringView::toFloat(bool *ok) const
     return QLocaleData::convertDoubleToFloat(toDouble(ok), ok);
 }
 
+/*!
+  \fn template <typename T> qsizetype erase(QString &s, const T &t)
+  \relates QString
+  \since 6.1
+
+  Removes all elements that compare equal to \a t from the
+  string \a s. Returns the number of elements removed, if any.
+
+  \sa erase_if
+*/
+
+/*!
+  \fn template <typename Predicate> qsizetype erase_if(QString &s, Predicate pred)
+  \relates QString
+  \since 6.1
+
+  Removes all elements for which the predicate \a pred returns true
+  from the string \a s. Returns the number of elements removed, if
+  any.
+
+  \sa erase
+*/
+
 QT_END_NAMESPACE