<div class="pwd-box">
<input type="tel" maxlength="6" class="pwd-input" id="pwd-input">
<div class="fake-box">
<input type="number" readonly="">
<input type="number" readonly="">
<input type="number" readonly="">
<input type="number" readonly="">
<input type="number" readonly="">
<input type="number" readonly="">
</div>
</div>
css样式
.pwd-box{
width:100%;
padding-left: 1px;
position: relative;
border: 1px solid #9f9fa0;
border-radius: 3px;
over-flow:hidden
}
.pwd-box input[type="tel"]{
width: 135%;/*让主要的输入框input宽度宽于显示密码的div*/
height: 55px;
color: transparent;
position: absolute;
top: 0;
left: 0;
border: none;
font-size: 18px;
opacity: 0;
z-index: 1;
letter-spacing: 35px;
text-indent: -999em; /*文本向左缩进,不让光标出现在视野内*/
opacity: 0;
margin-left: -100px;/*让input向左移动100px,只要移出屏幕外就行,让光标不出现*/
}
.fake-box input{
width: 15.3%;
height: 48px;
border: none;
border-right: 1px solid #e5e5e5;
text-align: center;
font-size: 30px;
display: inline-block;
padding: 0;
margin: 0;
background: #fff;
}
.fake-box input:nth-last-child(1){
border:none;
}
js代码
<script type="text/javascript">
function myFunction(){
console.log('此功能点击时让光标至内容的最后,好让删除时 从最后一位数字删除')
var t=$("#pwd-input").val();
$("#pwd-input").val("").focus().val(t);
}
</script>
<script type="text/javascript">
var $input = $(".fake-box input");
$("#pwd-input").on("input", function() {
var pwd = $(this).val().trim();
var reg=new RegExp(/^[0-9]*$/);
if(!(reg.test(pwd))){
return false;
}
console.log('pwd',pwd)
for (var i = 0, len = pwd.length; i < len; i++) {
$input.eq("" + i + "").val(pwd[i]);
}
$input.each(function() {
var index = $(this).index();
if (index >= len) {
$(this).val("");
}
});
if (len == 6) {
}
});
</script>