密码输入框
.inputDiv {
width: 240px;
height: 50px;
margin: 100px auto;
}
input {
display: block;
box-sizing: border-box;
width: 50px;
height: 50px;
border: 1px solid darkkhaki;
text-align: center;
line-height: 50px;
font-size: 30px;
color: #3a87ad;
float: left;
margin: 0 5px;
}
var txts = $(".inputDiv input");
for (var i = 0; i < txts.length; i++) {
var t = txts[i];
t.index = i;
//t.setAttribute("readonly", true);
t.onkeyup = function (e) {
var next = this.index + 1;
if (next < 0) {
next = 0
}
if (next > 3) {
next = 3
}
txts[next].focus();
if (e.keyCode === 8) {
txts[$(this).index() - 1 < 0 ? 0 : $(this).index() - 1].focus().val("");
}
};
}
一键复制
编辑
Web IDE
原始数据
按行查看
历史
