用Vue实现滑动验证码，鼠标点击滑动验证，验证成功之后会显示验证通过。
程序分析
1、鼠标的点击
2、滑块的拖动
3、未验证之前滑动条上显示的文字
4、滑块箭头指向Vue函数
5、判断是否拖动完毕
6、拖动完毕时改变背景色并显示验证成功
效果图演示
原始状态
点击之后拖动
拖动完毕
有没有感觉很奇妙的呢？？？
在欣赏代码之前准备工作要做好的！！！
**特别注意：**相关架包的引入（三个架包）
<script src="js/vue.js"></script> <script src="https://unpkg.com/element-ui/lib/index.js"></script> <script src="js/jquery.js"></script>
代码演示
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script src="js/vue.js"></script>
<script src="https://unpkg.com/element-ui/lib/index.js"></script>
<script src="js/jquery.js"></script>
<style>
.big {
border-radius:30px;
position: relative;
background-color: #75CDF9;
width: 300px;
height: 34px;
margin-left: 30px;
margin-top: 100px;
line-height: 34px;
text-align: center;
}
.hand {
border-radius:30px;
position: absolute;
top: 0px;
left: 0px;
width: 40px;
height: 32px;
border: 1px solid #ccc;
cursor: move;
}
.handler {
background: #fff url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAA3hpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8 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 IDwvcmRmOkRlc2NyaXB0aW9uPiA8L3JkZjpSREY IDwveDp4bXBtZXRhPiA8P3hwYWNrZXQgZW5kPSJyIj8 YiRG4AAAALFJREFUeNpi/P//PwMlgImBQkA9A bOnfsIiBOxKcInh yCaCDuByoswaIOpxwjciACFegBqZ1AvBSIS5OTk/8TkmNEjwWgQiUgtQuIjwAxUF3yX3xyGIEIFLwHpKyAWB I1xGSwxULIGf9A7mQkBwTlhBXAFLHgPgqEAcTkmNCU6AL9d8WII4HOvk3ITkWJAXWUMlOoGQHmsE45ViQ2KuBuASoYC4Wf OUYxz6mQkgwAAN9mIrUReCXgAAAABJRU5ErkJggg==") no-repeat center;
}
.handlerFinish {
background: #fff url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAA3hpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8 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 IDwvcmRmOkRlc2NyaXB0aW9uPiA8L3JkZjpSREY IDwveDp4bXBtZXRhPiA8P3hwYWNrZXQgZW5kPSJyIj8 k sHwwAAASZJREFUeNpi/P//PwMyKD8uZw kUoDYEYgloMIvgHg/EM/ptHx0EFk9I8wAoEZ IDUPiIMY8IN1QJwENOgj3ACo5gNAbMBAHLgAxA4gQ5igAnNJ0MwAVTsX7IKyY7L2UNuJAf AmAmJ78AEDTBiwGYg5gbifCSxFCZoaBMCy4A4GOjnH0D6DpK4IxNSVIHAfSDOAeLraJrjgJp/AwPbHMhejiQnwYRmUzNQ4VQgDQqXK0ia/0I17wJiPmQNTNBEAgMlQIWiQA2vgWw7QppBekGxsAjIiEUSBNnsBDWEAY9mEFgMMgBk00E0iZtA7AHEctDQ58MRuA6wlLgGFMoMpIG1QFeGwAIxGZo8GUhIysmwQGSAZgwHaEZhICIzOaBkJkqyM0CAAQDGx279Jf50AAAAAABJRU5ErkJggg==") no-repeat center;
}
.bg {
border-radius:30px;
background-color: #13CE66;
height: 34px;
width: 0px;
}
.text {
position: absolute;
top: 0px;
width: 300px;
-moz-user-select: none;
-webkit-user-select: none;
user-select: none;
-o-user-select: none;
-ms-user-select: none;
}
</style>
</head>
<body>
<div id="app">
<div class="big" >
<div class="bg"></div>
<div class="text">{{confirmWords}}</div>
<div @mousedown="mousedownFn($event)" class="hand handler"></div>
</div>
</div>
</body>
<script>
var vm = new Vue({
el: "#app",
name: '',
components: {},
props: {},
data() {
return {
beginClientX: 0,
mouseMoveStata: false,
maxwidth: 258,
confirmWords: '拖动滑块验证',
/*滑块文字*/
confirmSuccess: false, /*是否成功*/
}
},
created() {},
watch: {
},
methods: {
mousedownFn: function(e) {
this.mouseMoveStata = true;
this.beginClientX = e.clientX;
},
//按下滑块
successFunction() {
$(".hand").removeClass('handler').addClass('handlerFinish');
this.confirmWords = '验证通过'
$(".big").css({
'color': '#fff'
});
$(".big").css({
'background-color': '#13CE66'
});
$(".hand").css({
'left': this.maxwidth
});
$(".bg").css({
'width': this.maxwidth
});
$('body').unbind('mousemove');
$('body').unbind('mouseup');
this.confirmSuccess = true;
} //判断是否成功
},
mounted() {
$('body').on('mousemove', (e) => {
//拖动使用箭头指向Vue函数
if(this.mouseMoveStata) {
var width = e.clientX - this.beginClientX;
if(width > 0 && width <= this.maxwidth) {
$(".hand").css({
'left': width
});
$(".bg").css({
'width': width
});
} else if(width > this.maxwidth) {
this.successFunction();
}
}
});
$('body').on('mouseup', (e) => {
//鼠标放开
this.mouseMoveStata = false;
var width = e.clientX - this.beginClientX;
if(width < this.maxwidth) {
$(".hand").css({
'left': 0
});
$(".bg").css({
'width': 0
});
}
})
}
});
</script>
</html>以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持Devmax。