/*
	 *obj.type 0非空  1邮箱  2手机
	 */
	function checkForm(obj) {
		var state = 1; //验证状态
		var reg1 = /^[0-9A-Za-z][\.-_0-9A-Za-z]*@[0-9A-Za-z]+(?:\.[0-9A-Za-z]+)+$/; //邮箱
		var reg2 = /^[1][3,4,5,7,8][0-9]{9}$/; //手机
		for (var i = 0; i < obj.type.length; i++) {
			switch (obj.type[i]) {
				case 0:
					obj.val == '' ? state = '不能为空' : state;
					break;
				case 1:
					reg1.test(obj.val) ? state : state = '邮箱格式不正确'
					break;
				case 2:
					reg2.test(obj.val) ? state : state = '手机格式不正确'
					break;
				default:
					break;
			}
			if (state != 1) return state;
		}
		return state
	}
	var obj = {
		val: '111',
		type: [0, 2]
	}
	document.write(checkForm(obj));