diff options
| -rw-r--r-- | src/corelib/kernel/qvariant.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp index b4427c0..0a0500d 100644 --- a/src/corelib/kernel/qvariant.cpp +++ b/src/corelib/kernel/qvariant.cpp @@ -1187,8 +1187,9 @@ const QVariant::Handler *QVariant::handler = &qt_kernel_variant_handler; and versatile, but may prove less memory and speed efficient than storing specific types in standard data structures. - QVariant also supports the notion of null values, where you have - a defined type with no value set. + QVariant also supports the notion of null values, where you can + have a defined type with no value set. However, note that QVariant + types can only be cast when they have had a value set. \snippet doc/src/snippets/code/src_corelib_kernel_qvariant.cpp 1 |