flex 身份证验证

private function isIdCard(ss:String):Boolean { var paritybit:Array = ['1','0','X','9','8','7','6','5','4','3','2']; ? ? var power_list:Array = [7,9,10,5,8,4,2,1,6,3,7,2]; ? ? var s:String = ss.toUpperCase().toString(); ?? var power:Number = 0; ? ? for(var i:int=0;i<s.length;i++) { if(i==s.length-1 && s.charAt(i)=="X") { ? ? ?? break; ? ?? } if(s.charAt(i)<'0'||s.charAt(i)>'9') { ? ?? return false; ? ? } ? ? if(i<s.length-1) { power += Number(s.charAt(i)) * power_list[i]; ? ? } } var date:Date = new Date(); ? ? var year:Number = Number(s.substring(6,10)); ?? if(year<1900||year>date.fullYear) { return false; } var month:Number = Number(s.substring(10,12)); ? ? if(month<1 ||month>12) { ? ? return false; ? ? ? ? } ? ? var day:Number = Number(s.substring(12,14)); ? ? if(day<1||day>31) { ? ? ?return false; ? ?? } ?? return s.charAt(s.length - 1) == paritybit[power % 11]; }