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Search for the occurrence of a character in a string, starting at a certain position.
Source position: strutils.pp line 98
| function PosEx( | 
| const SubStr: string; | 
| const S: string; | 
| Offset: SizeUInt | 
| ):SizeInt; | 
| const SubStr: string; | 
| const S: string | 
| ):SizeInt; | 
| c: Char; | 
| const S: string; | 
| Offset: SizeUInt | 
| ):SizeInt; | 
| const SubStr: UnicodeString; | 
| const S: UnicodeString; | 
| Offset: SizeUInt | 
| ):SizeInt; | 
| c: WideChar; | 
| const S: UnicodeString; | 
| Offset: SizeUInt | 
| ):SizeInt; | 
| const SubStr: UnicodeString; | 
| const S: UnicodeString | 
| ):SizeInt; | 
| SubStr | 
 | String to search for. | 
| S | 
 | String to search. | 
| Offset | 
 | Initial position where to start searching. | 
Position of the character, or 0 if it is not found.
| SubStr | 
 | String to search for. | 
| S | 
 | String to search. | 
| c | 
 | Character to search for. | 
| S | 
 | String to search. | 
| Offset | 
 | Initial position where to start searching. | 
| SubStr | 
 | String to search for. | 
| S | 
 | String to search. | 
| Offset | 
 | Initial position where to start searching. | 
| c | 
 | Character to search for. | 
| S | 
 | String to search. | 
| Offset | 
 | Initial position where to start searching. | 
| SubStr | 
 | String to search for. | 
| S | 
 | String to search. | 
PosEx returns the position of the first occurrence of the character C or the substring SubStr in the string S, starting the search at position Offset (default 1). If C or SubStr does not occur in S after the given Offset, zero is returned. The position Offset is also searched.
None.
| 
 | Returns the position of the N-th occurrence of a substring in a string. | |
| 
 | Check whether a string contains a certain substring, ignoring case. | |
| 
 | Checks whether a string contains a given substring |