Name

findfirstnotof — Search string for first non matching chars

Synopsis

integer findfirstnotof ( string  STRING ,
  string  CHARS );

Parameters

string STRING

string CHARS

Return

integer

the position of the first character in STRING that is not contained in CHARS.

Description

The `findfirstnotof' function searches the first element of string that doesn't match any character stored in chars and returns its position.

Usage

  findfirstnotof ("abcdefghi", "abcefghi") -> 3
  findfirstnotof ("aaaaa", "a") -> nil