some != NULL checks

[wxWidgets.git] / src / common / string.cpp

diff --git a/src/common/string.cpp b/src/common/string.cpp
index cd934faa9e50e533ade04244d37b14d283ab90a1..bd4dc94a6212c15a199610545ed1af08120a913c 100644 (file)
--- a/src/common/string.cpp
+++ b/src/common/string.cpp
@@ -910,6 +910,8 @@ bool wxString::IsWord() const
 bool wxString::IsNumber() const
 {
   const wxChar *s = (const wxChar*) *this;
+  if (wxStrlen(s))
+     if ((s[0] == '-') || (s[0] == '+')) s++;
   while(*s){
     if(!wxIsdigit(*s)) return(FALSE);
     s++;