text: /* 1116
   * ^\d+([.,]?\d+)?$
   * POLYNOMIAL
   * nums:3
   * POLYNOMIAL AttackString:""+"0"*10000+"! _1_POA(i)"
   */
  var REGEX = /^\d+([.,]?\d+)?$/
  for(var i = 1; i <= 5000000; i++) {
      var time = Date.now();
      var attack_str = '' + '0'.repeat(i*10000) + '! _1_POA(i)'
      REGEX.exec(attack_str)
      // REGEX.test(attack_str);
      // attack_str.search(REGEX)
      // attack_str.match(REGEX)
      var time_cost = Date.now() - time;
      console.log(i * 10000 + ": " + time_cost+" ms")
  }