微信小程序常用表单组件的使用详解

<view class="demo-box">
  <view class="title">7.button小案例</view>
  <view class="title">(1)迷你按钮</view>
  <button size="mini" type="primary">主要按钮</button>
  <button size="mini" type="default">次要按钮</button>
  <button size="mini" type="warn">警告按钮</button>
  <view class="title">(2)按钮状态</view>
  <button>普通按钮</button>
  <button disabled>警用按钮</button>
  <button loading>加载按钮</button>
  <view class="title">(3)增加按钮事件</view>
  <button bindgetuserinfo="getUserDetail" open-type="getUserInfo">点我获取用户信息</button>
</view>

<view class="demo-box">
  <view class="title">8.checkbox小案例</view>
  <view class="title">利用for循环批量生成</view>
  <checkbox-group bindchange="checkboxChange">
    <label wx:for="{{items}}">
      <checkbox value="{{item.name}}" checked="{{item.checked}}" />{{item.value}}
    </label>
  </checkbox-group>
</view>

Page({
  data: {
    items: [
      { name: "tiger", value: "老虎" },
      { name: "elephant", value: "大象" },
      { name: "lion", value: "狮子", checked: "true" },
      { name: "penguin", value: "企鹅" },
      { name: "elk", value: "麋鹿" },
      { name: "swan", value: "天鹅" },
    ]
  },
  checkboxChange:function(e) {
    console.log("checkbox发生change事件，携带value值为：", e.detail.value)
  }
})

<view class="demo-box">
  <view class="title">9.input小案例</view>
  <view class="title">(1)文字输入框</view>
  <input type="text" maxlength="10" placeholder="这里最多只能输入10个字" />
  <view class="title">(2)密码输入框</view>
  <input type="passWord" placeholder="请输入密码"/>
  <view class="title">(3)禁用输入框</view>
  <input disabled placeholder="该输入框已经被禁用"/>
  <view class="title">(4)为输入框增加事件监听</view>
  <input bindinput="getInput" bindblur="getBlur" placeholder="这里输入的内容将会被监听"/>
</view>

<view class="demo-box">
  <view class="title">10.lable小案例</view>
  <view class="title">(1)利用for属性</view>
  <checkbox-group>
    <checkbox id="tiger" checked />
    <label for="tiger">老虎</label>
    <checkbox id="elephant" />
    <label for="elephant">大象</label>
    <checkbox id="lion" />
    <label for="lion">狮子</label>
  </checkbox-group>
  <view class="title">(2)label包裹组件</view>
  <checkbox-group>
    <label>
      <checkbox checked />老虎
    </label>
    <label>
      <checkbox/>大象
    </label>
    <label>
      <checkbox/>狮子
    </label>
  </checkbox-group>
</view>

<view class="demo-box">
  <view class="title">11.form小案例</view>
  <view class="title">模拟注册功能</view>
  <form bindsubmit="onSubmit" bindreset="onReset">
    <text>用户名:</text>
    <input name="username" type="text" placeholder="请输入你的用户名"></input>
    <text>密码:</text>
    <input name="password" type="password" placeholder="请输入你的密码"></input>
    <text>手机号:</text>
    <input name="phonenumber" type="password" placeholder="请输入你的手机号"></input>
    <text>验证码:</text>
    <input name="code" type="password" placeholder="请输入验证码"></input>
    <button form-type="submit">注册</button>
    <button form-type="reset">重置</button>
  </form>
</view>

Page({
  onSubmit(e) {
    console.log("form发生了submit事件，携带数据为：")
    console.log(e.detail.value)
  },
  onReset() {
    console.log("form发生了reset事件，表单已被重置")
  }
})

<view class="demo-box">
  <view class="title">14.radio小案例</view>
  <view class="title">利用for循环批量生成</view>
  <radio-group bindchange="radiochange">
    <block wx:for="{{radioItems}}">
      <radio value="{{item.name}}" checked="{{item.checked}}" />{{item.value}}
    </block>
  </radio-group>
</view>

Page({
  data: {
    radioItems: [
      { name: 'tiger', value: '老虎' },
      { name: 'elephant', value: '大象' },
      { name: 'lion', value: '狮子', checked: 'true' },
      { name: 'penguin', value: '企鹅' },
      { name: 'elk', value: '麋鹿' },
      { name: 'swan', value: '天鹅' },
    ]
  },
  radioChange:function(e) {
    console.log("radio发生change事件，携带value值为：", e.detail.value)
  }
})

<view class="demo-box">
  <view class="title">15.slider小案例</view>
  <view class="title">(1)滑动条右侧显示当前进度值</view>
  <slider min="0" max="100" value="30" show-value />
  <view class="title">(2)自定义滑动条颜色与滑块样式</view>
  <slider min="0" max="100" value="30" block-size="20" block-color="gray" activeColor="skyblue" />
  <view class="title">(3)禁用滑动条</view>
  <slider disabled />
  <view class="title">(4)增加滑动条监听事件</view>
  <slider min="0" max="100" value="30" bindchange="sliderChange" />
</view>

<view class="demo-box">
  <view class="title">16.switch小案例</view>
  <view class="title">增加switch事件监听</view>
  <switch checked bindchange="switch1Change"></switch>
  <switch bindchange="switch2Change"></switch>
</view>

<view class="content">
  <form bindsubmit="onSubmit" bindreset="onReset">
    <view class="title">1.你现在大几？</view>
    <radio-group bindchange="universityChange">
      <radio value="大一"/>大一
      <radio value="大二"/>大二
      <radio value="大三"/>大三
      <radio value="大四"/>大四
    </radio-group>

    <view class="title">2.你使用手机最大的用途是什么？</view>
    <checkbox-group bindchange="mobilChange">
      <label><checkbox value="社交"/>社交</label>
      <label>
        <checkbox value="购物"/>网购</label>
      <label>
        <checkbox value="学习"/>学习</label><label>
        <checkbox value="其他"/>其他</label>

    </checkbox-group>
    <view class="title">3.平时每天使用手机多少小时？</view>
    <slider min="0" max="24" show-value bindchange="timechange" />

     <view class="title">4.你之前有使用过微信小程序吗？</view>
    <radio-group bindchange="programChange">
      <radio value="无"/>无
      <radio value="有"/>有
    </radio-group>

    <view class="title">5.谈谈你对微信小程序未来发展的看法</view>
    <textarea auto-height placeholder="请输入你的看法" name="textarea" />
    <button size="mini" form-type="submit">提交</button>
    <button size="mini" form-type="reset">重置</button>
  </form>
</view>

Page({
  universityChange: function (e) {
    console.log("你选择的现在大几：", e.detail.value)
  },

  mobilChange: function (e) {
    console.log("你选择使用手机的最大用途是：", e.detail.value)
  },


  timechange: function (e) {
    console.log("你选择的每天使用手机的时间是：", e.detail.value + "小时")
  },

  programChange: function (e) {
    console.log("你选择的是否使用过微信小程序：", e.detail.value)
  },
 
 
  onSubmit(e) {
    console.log("你输入的对小程序发展前途的看法是："+e.detail.value.textarea)

  },
  onReset() {
    console.log("表单已被重置")
  }
})