图标是使用uview里面的图标，icfont也可以

以下是所有代码 

<template><view><!-- 密码三个 --><view class="password" v-for="(item,index) in userList"><view class="contentuser"><view class="user">{{item.user}}</view><view class="contentuserText"><!-- 两个框和两个眼睛 --><input v-model="passwords[index]"  maxlength=20 type="password" v-show="eyeVisible[index]" @blur="validatePassword" class="input" placeholder="请输入密码"/><input v-model="passwords[index]"   maxlength=20 type="text" v-show="!eyeVisible[index]" @blur="validatePassword" class="input" placeholder="请输入密码"/><u-icon name="eye-fill" v-if="!eyeVisible[index]" size="28"@click="togglePasswordVisibility(index)"></u-icon><u-icon name="eye-off" size="28" v-if="eyeVisible[index]"@click="togglePasswordVisibility(index)"></u-icon></view></view><view class="border"></view></view><view class="signPut" @click="signPut">更改密码</view></view>
</template>
<script>import {mapState} from 'vuex';import {putPassword}from "@/pages/utils/api.js"export default {data() {return {password:false,eyeVisible: [true, true, true], // 控制眼睛图标显示状态的数组eyefill: true,eyeoff: false,yuanmima: "12345",passwords: ["", '', ''], // 三个 input 的值分别保存在数组中,userList: [{user: "原密码",}, {user: "新密码",}, {user: "确认新密码",}]};},mounted() {},computed: {...mapState(['userExt','userPwd']),},methods: {// 密码长度要求示例：6-20位validatePassword(event) {const password = event.detail.value;if (password.length < 6 || password.length > 20) {this.password = falseuni.showToast({title: '密码长度应为6-20位',icon: 'none',duration: 2000});return;}this.password = true},togglePasswordVisibility(index) {// 使用 $set手动更新this.$set(this.eyeVisible, index, !this.eyeVisible[index]);},async signPut() {// 检查新密码和确认新密码是否匹配if (this.passwords[1] !== this.passwords[2]) {uni.showToast({title: "新密码和确认新密码不匹配",icon: "none",duration: 2000,});return;}else if(this.userPwd==this.passwords[1]){uni.showToast({title: '原密码和新密码相同无需修改',icon: 'none',duration: 2000});return}else if(this.passwords[1] == this.passwords[2]&&this.password){try{// 修改密码接口const passwordRes=await putPassword({action:"SetUpPassword",userId:this.userExt.code,OldPassword:this.passwords[0],newPassword:this.passwords[1]});if(passwordRes.Status==true){uni.showToast({title: passwordRes.Message,icon: "success",duration: 2000,});uni.reLaunch({url:"/pages/login/login"})}else{uni.showToast({title: passwordRes.Message,icon: "success",duration: 2000,});}}catch(err){console.log(err);}}else{uni.showToast({title: '密码长度应为6-20位',icon: 'none',duration: 2000});}},}}
</script><style lang="less">.input{// background-color: red;height: 100rpx;}.user {font-size: 32rpx;font-family: Inter, Inter;font-weight: 400;color: #333333;padding-left: 10rpx;}.contentuser {display: flex;// padding-right: 30rpx;box-sizing: border-box;justify-content: space-between;align-items: center;height: 116rpx;}.contentuserText {display: flex;width: 400rpx;// background-color: aqua;font-size: 28rpx;font-family: Inter, Inter;padding-right: 15rpx;font-weight: 400;color: #666666;}.border {width: 656rpx;height: 1rpx;opacity: 1;border-bottom: 0.5rpx solid #D2D2D2;}.password {box-sizing: border-box;padding-left: 40rpx;}.signPut {width: 90%;font-size: 32rpx;height: 80rpx;color: #FFFFFF;border-radius: 68rpx;margin-top: 82rpx;text-align: center;line-height: 80rpx;background-color: #F65A02;margin-left: auto;margin-right: auto;}
</style>