Get the length of the string contained within a StrBuf.
int StrLength(const StrBuf *Str);
Get the length of the string contained within the StrBuf Str.
Parameter Description --------- ----------- Str Pointer to a StrBuf string
The length of the string in Str.
This is alittle like strlen(string) but much faster as the length does not need to be counted, it is already known.