text: /**
   * wxs getRegExp
   */
  export function getRegExp () {
    var args = Array.prototype.slice.call(arguments)
    args.unshift(RegExp)
    return new (Function.prototype.bind.apply(RegExp, args))()
  }
  
  /**
   * wxs getDate
   */
  export function getDate () {
    var args = Array.prototype.slice.call(arguments)
    args.unshift(Date)
    return new (Function.prototype.bind.apply(Date, args))()
  }
  