RegExp 表示方式

包入as3變數

var reg:RegExp=/^[*]+$/;

var patten:String = "["+變數+"]+$";
var reg:RegExp = new RegExp(patten,"i");

var reg:RegExp = new RegExp("[" + 變數 + "]+$", "i");  

var str:String = 'abc';
var re0:RegExp = /^\d/;
var re1:RegExp = /\d$/;
var re2:RegExp = new RegExp(re0.source+str+re1.source);