This time I will bring you the regular verification formula for mobile phone numbers. What are the precautions when using the regular verification formula for mobile phone numbers? The following is a practical case, let’s take a look.
Let’s take a look at the running effect first (you can delete it continuously when deletes ):
Specific code:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<input type="text" id="inp">
<script src="jquery-1.12.3.min.js"></script>
<script>
$(function(){
$("#inp").keyup(function(){
/*
手机号验证时：
var pattern = /^1[3|4|5|7|8]\d{1}\s\d{4}\s\d{4}$/;
pattern.test(str);
*/
_self = $(this);
if(_self.val().length == 3 || _self.val().length == 8){
var str = _self.val()+" ";
_self.val(str);
}
});
});
</script>
</body>
</html>
# I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!
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