Added in 1.8.10
$pos(string,substring,N)
Returns a number indicating the position of the Nth occurrence of string in text.
$$pos is case-issensitive, see $poscs for case-sensitive version.
Parameters
string - String to search.
substring- Substringto search.
N - If N = 0, total number of matches, otherwise the Nth match.
Example
; Print number of matches for the substring 'e'. //echo -ag $pos(hello there,e,1) ; Print the position of the second match using substring 'e'. //echo -ag $pos(hello there,e,2)