phpjs/functions/strings/chop.js

php.js offers community built php functions in javascript

function chop(str, charlist) {
  //  discuss at: http://phpjs.org/functions/chop/
  // original by: Paulo Freitas
  //  depends on: rtrim
  //   example 1: rtrim('    Kevin van Zonneveld    ');
  //   returns 1: '    Kevin van Zonneveld'

  return this.rtrim(str, charlist);
}