<view class="uni-form-item uni-column">
<view class="title"><text class="uni-form-item__title">可查看密码的输入框</text></view>
<view class="uni-input-wrapper">
<input class="uni-input" placeholder="请输入密码" :password="showPassword" />
<text class="uni-icon" :class="[!showPassword ? 'uni-eye-active' : '']" @click="changePassword"></text>
</view>
</view>

data:{
showPassword: true,
}
methods:{
changePassword: function() {
this.showPassword = !this.showPassword;
},
}

.uni-eye-active {
color: #007AFF;
}

image.png