Index: doc/user/06_feature/query/functions.html =================================================================== --- doc/user/06_feature/query/functions.html (revision 35642) +++ doc/user/06_feature/query/functions.html (revision 35643) @@ -265,6 +265,19 @@
Return value: 0 or 1 indicating the validity of the polygon. +
+ Returns the number of invalid characters of a text object. An invalid + character is not rendering with the current font of the text (it is out of + range or the font does not have a symbol for the character). +
+ Arguments: +
+ Return value: a positive integer; 0 means all characters would render properly +