效果图:

滑动验证码代码: 引入下面组件 可以直接使用

⚠️注意:此代码只是模仿滑动验证码,并不能判断是否是人机操作

靳宇灵 | 基于vue实现滑动验证码_sed

<template>

 <div ref="dragDiv" class="drag">

   <div class="drag_bg"></div>

   <div class="drag_text">{{ confirmWords }}</div>

   <div ref="moveDiv" :class="{'handler_ok_bg':confirmSuccess}" class="handler handler_bg"

        style="position: absolute;top: 0px;left: 0px;" @mousedown="mousedownFn($event)"></div>

 </div>

</template>


<script>

 export default {

   data () {

     return {

       beginClientX: 0, /* 距离屏幕左端距离 */

       mouseMoveStata: false, /* 触发拖动状态  判断 */

       maxwidth: '', /* 拖动最大宽度,依据滑块宽度算出来的 */

       confirmWords: '拖动滑块验证', /* 滑块文字 */

       confirmSuccess: false /* 验证成功判断 */

     }

   },

   mounted () {

     this.maxwidth = this.$refs.dragDiv.clientWidth - this.$refs.moveDiv.clientWidth;

     document.getElementsByTagName('html')[0].addEventListener('mousemove', this.mouseMoveFn);

     document.getElementsByTagName('html')[0].addEventListener('mouseup', this.moseUpFn)

   },

   methods: {

     mousedownFn: function (e) {

       if (!this.confirmSuccess) {

         e.preventDefault && e.preventDefault(); // 阻止文字选中等 浏览器默认事件

         this.mouseMoveStata = true;

         this.beginClientX = e.clientX;

       }

     },

     // mousedoen 事件

     successFunction () {

       this.confirmSuccess = true

       this.confirmWords = '验证通过';

       if (window.addEventListener) {

         document.getElementsByTagName('html')[0].removeEventListener('mousemove', this.mouseMoveFn);

         document.getElementsByTagName('html')[0].removeEventListener('mouseup', this.moseUpFn);

       } else {

         document.getElementsByTagName('html')[0].removeEventListener('mouseup', () => {});

       }

       document.getElementsByClassName('drag_text')[0].style.color = '#fff'

       document.getElementsByClassName('handler')[0].style.left = this.maxwidth + 'px';

       document.getElementsByClassName('drag_bg')[0].style.width = this.maxwidth + 'px';

     },

     // 验证成功函数

     mouseMoveFn (e) {

       if (this.mouseMoveStata) {

         let width = e.clientX - this.beginClientX;

         if (width > 0 && width <= this.maxwidth) {

           document.getElementsByClassName('handler')[0].style.left = width + 'px';

           document.getElementsByClassName('drag_bg')[0].style.width = width + 'px';

         } else if (width > this.maxwidth) {

           this.successFunction();

         }

       }

     },

     // mousemove事件

     moseUpFn (e) {

       this.mouseMoveStata = false;

       var width = e.clientX - this.beginClientX;

       if (width < this.maxwidth) {

         document.getElementsByClassName('handler')[0].style.left = 0 + 'px';

         document.getElementsByClassName('drag_bg')[0].style.width = 0 + 'px';

       }

     }

   }

 }

</script>


<style scoped>

   .drag{

       position: relative;

       background-color: #e8e8e8;

       width: 100%;

       height: 34px;

       line-height: 34px;

       text-align: center;

   }

   .handler{

       width: 40px;

       height: 32px;

       border: 1px solid #ccc;

       cursor: move;

   }

   .handler_bg{

       background: #fff url("data:image/png;base64,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") no-repeat center;

   }

   .handler_ok_bg{

       background: #fff url("data:image/png;base64,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") no-repeat center;

   }

   .drag_bg{

       background-color: #7ac23c;

       height: 34px;

       width: 0px;

   }

   .drag_text{

       position: absolute;

       top: 0px;

       width: 100%;text-align: center;

       -moz-user-select: none;

       -webkit-user-select: none;

       user-select: none;

       -o-user-select:none;

       -ms-user-select:none;

   }

</style>

真TMD好用!!!!!!!!!!!