QString/QByteArray: add slice() methods

[ChangeLog][QtCore][QString/QByteArray] Added slice() methods that work
like sliced(), but modify the string/byte-array they are called on.

Task-number: QTBUG-99218
Change-Id: I3075562983ef123d9aa022a2304c7e774cf2ea42
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

2 files changed, 16 insertions, 0 deletions

diff --git a/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp b/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp
index 65e7234608..a4fecc41f9 100644
--- a/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp
+++ b/src/corelib/doc/snippets/code/src_corelib_text_qbytearray.cpp
@@ -472,4 +472,10 @@ QByteArray byteArray = "test";
 emscripten::val uint8array = QByteArray::toEcmaUint8Array(byteArray);
 //! [56]
 
+//! [57]
+QByteArray x = "Five pineapples"_ba;
+x.slice(5);     // x == "pineapples"
+x.slice(4, 3);  // x == "app"
+//! [57]
+
 }
diff --git a/src/corelib/doc/snippets/qstring/main.cpp b/src/corelib/doc/snippets/qstring/main.cpp
index c6f35339c6..8b39ae2f13 100644
--- a/src/corelib/doc/snippets/qstring/main.cpp
+++ b/src/corelib/doc/snippets/qstring/main.cpp
@@ -41,6 +41,7 @@ public:
     void firstFunction();
     void leftJustifiedFunction();
     void slicedFunction();
+    void sliceFunction();
     void numberFunction();
 
     void prependFunction();
@@ -909,6 +910,15 @@ void Widget::arrayOperator()
     //! [85]
 }
 
+void Widget::sliceFunction()
+{
+    //! [86]
+    QString x = u"Nine pineapples"_s;
+    x.slice(5);     // x == "pineapples"
+    x.slice(4, 3);  // x == "app"
+    //! [86]
+}
+
 
 int main(int argc, char *argv[])
 {