Stata 11 help for indexnot help indexnot() ------------------------------------------------------------------------------- Title [D] functions -- Functions String function indexnot(s1,s2) Domain s1: strings (to be searched) Domain s2: strings of individual characters (to search for) Range: integers 0 to 244 Description: returns the position in s1 of the first character of s1 not found in s2, or 0 if all characters of s1 are found in s2. Also see Manual: [D] functions Help: [D] functions, [D] functions (string functions)