PosEx
Search for the occurrence of a character in a string, starting at a certain position.
Declaration
Source position: strutils.pp line 117
function PosEx(const SubStr: string; const S: string; Offset: SizeUInt)
: SizeInt;
function PosEx(const SubStr: string; const S: string) : SizeInt;
function PosEx(c: Char; const S: string; Offset: SizeUInt) : SizeInt;
function PosEx(const SubStr: UnicodeString; const S: UnicodeString;
Offset: SizeUInt) : SizeInt;
function PosEx(c: WideChar; const S: UnicodeString; Offset: SizeUInt)
: SizeInt;
function PosEx(const SubStr: UnicodeString; const S: UnicodeString)
: SizeInt;
Description
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.
Errors
None.
See also
| Name | Description |
|---|---|
| AnsiContainsStr | Checks whether a string contains a given substring |
| AnsiContainsText | Check whether a string contains a certain substring, ignoring case. |
| NPos | Returns the position of the N-th occurrence of a substring in a string. |