text: /* */ 
  var baseIndexOf = require('./_baseIndexOf');
  function charsEndIndex(strSymbols, chrSymbols) {
    var index = strSymbols.length;
    while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}
    return index;
  }
  module.exports = charsEndIndex;
  