本文实例为大家分享了小程序实现密码输入框的具体代码，供大家参考，具体内容如下

小程序密码输入框

wxml

<view class="Toptitle">请设置支付密码并妥善保管</view><form bindsubmit="formSubmit"> <view class='content'> <block wx:for="{{Length}}" wx:key="item"> <input class='iptbox' value="{{Value.length>=index+1?Value[index]:''}}" disabled password='{{ispassword}}' catchtap='Tap'></input> </block> </view> <input name="password" password="{{true}}" class='ipt' maxlength="{{Length}}" focus="{{isFocus}}" bindinput="Focus"></input> <view> <button class="btn-area" type='primary' disabled='{{disabled}}' formType="primary">下一步</button> </view></form>

wxss

.Toptitle{ text-align: center; margin: 60rpx auto 46rpx; font-size: 26rpx;}.content{ width: 660rpx; padding:0 45rpx; display: flex; justify-content: space-around; align-items: center; margin-top: 100rpx;}.iptbox{ width: 110rpx; height: 96rpx; border:1rpx solid #ddd; box-sizing: border-box; display: flex; justify-content: center; align-items: center; text-align: center;}.ipt{ width: 0; height: 0;}.btn-area{ width: 80%; margin-top: 60rpx;}

js

Page({ data: { Length: 6, //输入框个数 isFocus: true, //聚焦 Value: "", //输入的内容 ispassword: true, //是否密文显示 true为密文， false为明文。 disabled:true, }, Focus(e) { var that = this; console.log(e.detail.value); var inputValue = e.detail.value; var ilen = inputValue.length; if(ilen == 6){ that.setData({ disabled: false, }) }else{ that.setData({ disabled: true, }) } that.setData({ Value: inputValue, }) }, Tap() { var that = this; that.setData({ isFocus: true, }) }, formSubmit(e) { console.log(e.detail.value.password); }, onLoad: function (options) { }, onShow: function () { },})

以上仅供参考，主要方便自己学习！

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