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| author | Morten Engvoldsen <morten.engvoldsen@nokia.com> | 2009-05-13 12:59:52 (GMT) |
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| committer | Morten Engvoldsen <morten.engvoldsen@nokia.com> | 2009-05-13 13:00:07 (GMT) |
| commit | 960d2a7639062b6582d460aaae140b4d2e0a8b70 (patch) | |
| tree | 6137d84de87d679adcd339d69d10af582ff1e246 /src | |
| parent | a61b4758965095437b2993bbbec2e9c2977eb1bb (diff) | |
| download | Qt-960d2a7639062b6582d460aaae140b4d2e0a8b70.zip Qt-960d2a7639062b6582d460aaae140b4d2e0a8b70.tar.gz Qt-960d2a7639062b6582d460aaae140b4d2e0a8b70.tar.bz2 | |
Adding details to QVariant docs
Adding note about requriements for converting QVariants
Task-number: 192607
Rev-by: David Boddie
Diffstat (limited to 'src')
| -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 |