input 输入手机号增加空格 [ 新手入门 ]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>input输入手机号增加空格</title>
<meta name="viewport" content="width=width=device-width, user-scalable=no,
initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<style type="text/css">
body{margin: 0;}
.m-input-wapper{padding: 10px 170px 10px 0;}
.m-input{
margin: 0 0 0 2px;
padding: 0 0 0 10px;
width: 100%;
height: 60px;
line-height: 60px;font-size: 20px; border:1px solid #ddd;
}
.m-search-btn{
position: absolute;
top: 10px;
right: 5px;
padding: 0;
width: 146px;
line-height: 60px;
font-size: 20px;
border:1px solid green;
}
</style>
</head>
<body>
<div class="m-input-wapper" id="m-input-wapper">
<input type="text" class="m-input" id="m-input" maxlength="13">
<input type="button" class="m-search-btn" id="m-search-btn" value="获取手机号">
</div>
<script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.js"></script>
<script type="text/javascript">
$('#m-input').on('keyup', function () {
var that = $(this);
var value = that.val();
value = value.replace(/[^0-9]/ig, "");
var arr = value.split('');
if (arr.length >= 4) {
arr.splice(3, 0, ' ');
}
if (arr.length >= 9) {
arr.splice(8, 0, ' ');
}
value = arr.join('');
that.val(value);
});
$('#m-search-btn').on('click', function () {
var value = $('#m-input').val();
value = value.replace(/[^0-9]/ig, "");
console.log(value);
});
</script>
</body>
</html>
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