效果圖:

index.wxml
<view class="page__bd">
<view class="weui-cells weui-cells_after-title" >
<view class="find_result">
<view class="result_inner">
<view class="result_inner_title">請在下方輸入圖形驗證碼</view>
<view class="result_inner_input">
<input value="" class="input_input" bindinput='makecodeInput'></input>
<view class='makecode'>{{code}}</view>
<view class="getcode" bindtap='getcode'>換一張</view>
</view>
<view class="result_btn">
<view bindtap="cancelBtn">取消注銷</view>
<view bindtap="confirmBtn">確定注銷</view>
</view>
</view>
</view>
</view>
</view>
index.wxss
.find_result{
margin: 30rpx auto 0;
width: 690rpx;
height: 380rpx;
background: #FFFFFF;
border-radius:30rpx;
}
.result_inner{
padding-top: 48rpx;
margin:0 103rpx 0;
height: inherit
}
.result_inner_title{
width: 100%;
text-align: center;
font-size: 30rpx;
color:#888888;
}
.result_inner_input{
width: 480rpx;
height: 90rpx;
background: #F1F1F1;
border-radius:45rpx;
margin-top: 36rpx;
position: relative;
}
.input_input{
line-height: 90rpx;
height: 90rpx;
width: 306rpx;
position: absolute;
left: 30rpx;
top: 0;
}
.makecode{
width: 149rpx;
height: 53rpx;
background: #FFFFFF;
border-radius: 26.5rpx;
position: absolute;
right: 25rpx;
top:20rpx;
color:#0903EC;
text-align: center;
line-height: 53rpx;
}
.getcode{
font-size: 24rpx;
color:#444444;
position: absolute;
width: 71rpx;
height: 23rpx;
right:-80rpx;
top:30rpx;
}
.result_btn{
/* width: 100%; */
margin-top: 49rpx;
height: 70rpx;
padding: 0rpx 30rpx;
margin-bottom: 60rpx;
}
.result_btn view{
width: 180rpx;
height: 70rpx;
border-radius: 35rpx;
border:2rpx solid #97C9C6;
display: inline-block;
color: #97C9C6;
line-height: 70rpx;
text-align: center;
font-size:30rpx;
}
.result_btn view:nth-child(2){
background: #97C9C6;
color: #FFFFFF;
float: right;
}
index.js
Page({
/**
* 頁面的初始數據
*/
data: {
code:"",
},
//驗證碼
createCode() {
var code;
//首先默認code為空字符串
code = '';
//設置長度,這里看需求,我這里設置了4
var codeLength = 4;
//設置隨機字符
var random = new Array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
//循環codeLength 我設置的4就是循環4次
for (var i = 0; i < codeLength; i++) {
//設置隨機數范圍,這設置為0 ~ 10
var index = Math.floor(Math.random() * 10);
//字符串拼接 將每次隨機的字符 進行拼接
code += random[index];
}
//將拼接好的字符串賦值給展示的code
this.setData({
code: code
})
},
/**
* 生命周期函數--監聽頁面加載
*/
onLoad: function (options) {
},
/**
* 生命周期函數--監聽頁面初次渲染完成
*/
onReady: function () {
this.createCode();
},
getcode: function () {
this.createCode();
},
/**
* 生命周期函數--監聽頁面顯示
*/
onShow: function () {
},
/**
* 生命周期函數--監聽頁面隱藏
*/
onHide: function () {
},
/**
* 生命周期函數--監聽頁面卸載
*/
onUnload: function () {
},
/**
* 頁面相關事件處理函數--監聽用戶下拉動作
*/
onPullDownRefresh: function () {
},
/**
* 頁面上拉觸底事件的處理函數
*/
onReachBottom: function () {
},
/**
* 用戶點擊右上角分享
*/
onShareAppMessage: function () {
},
cancelBtn:function(){
wx.redirectTo({
url: '/pages/setup/setup',
})
},
confirmBtn: function () {
if (this.data.makecode != this.data.code) {
wx.showToast({
title: '驗證碼不正確',
icon: 'none',
duration: 2000
})
}else{
console.log("注銷成功")
wx.redirectTo({
url: '/pages/setup/logoutSuccess',
})
}
},
//獲取輸入驗證碼
makecodeInput: function (e) {
this.setData({
makecode: e.detail.value
})
},
})
到此結束
