Doc: harmonize toDouble() and toFloat() for QString and QByteArray

Change-Id: Ic81461899c73c8a68bc3b8bdc1de4be4dd6bdf27
Reviewed-by: Martin Smith <martin.smith@qt.io>

1 files changed, 13 insertions, 1 deletions

diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp
index d163129d54..3394358003 100644
--- a/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp
+++ b/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp
@@ -353,9 +353,21 @@ long dec = str.toLong(&ok, 10);   // dec == 0, ok == false
 
 //! [38]
 QByteArray string("1234.56");
-double a = string.toDouble();   // a == 1234.56
+bool ok;
+double a = string.toDouble(&ok);   // a == 1234.56, ok == true
+
+string = "1234.56 Volt";
+a = str.toDouble(&ok);             // a == 0, ok == false
 //! [38]
 
+//! [38float]
+QByteArray string("1234.56");
+bool ok;
+double a = string.toFloat(&ok);    // a == 1234.56, ok == true
+
+string = "1234.56 Volt";
+a = str.toFloat(&ok);              // a == 0, ok == false
+//! [38float]
 
 //! [39]
 QByteArray text("Qt is great!");