js修改绑定手机号码流程步骤表单代码

这是一款非常实用的js修改绑定手机号码流程步骤表单代码，分步骤修改设置用户新手机号码。

js代码

<script src="js/layui.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
	var onebtns=document.getElementById("onebtn");
	var twobtns=document.getElementById("twobtn");
	var soutside1ab=document.getElementById("outside1abs");
	var soutside2as=document.getElementById("outside2as");
	var oneforms=document.getElementById("oneform");
	var twoforms=document.getElementById("twoform");
	var threeforms=document.getElementById("threeform");
	function fun(){
	var	pasvals=document.getElementById("pasval").value;
	   isPasswd(pasvals);
		function isPasswd(s) { 
			var patrn=/^(\w){6,20}$/; 
			if (!patrn.exec(s))
			{
				alert("只能输入6-20个字母、数字、下划线" )
			 return false
			}else{
				soutside1ab.classList.remove("outside1ab");
				oneforms.style.display="none";
				twoforms.style.display="block";
			}
			}    		
	}
	function fun1(){
			var str=document.getElementById("ntel").value;
			isPoneAvailable(str);
			function isPoneAvailable(str) {  
			  var myreg=/^[1][0-9]{10}$/;  
			  if (!myreg.test(str)) {  
				  alert("请输入正确的手机号")
				  return false;
			} else { 
	  threeforms.style.display="block";
	  twoforms.style.display="none";
	  soutside2as.classList.remove("outside2a");
	  }  
  } 
		
		
	 }
</script>