微信小程序表单组件多行输入框 textarea

由 路飞 创建，youj 最后一次修改 2016-11-27 <view class="section"> <textarea bindblur="bindTextAreaBlur" auto-height placeholder="自动变高" /> </view> <view class="section"> <textarea placeholder="placeholder颜色是红色的" placeholder-style="color:red;" /> </view> <view class="section"> <textarea placeholder="这是一个可以自动聚焦的textarea" auto-focus /> </view> <view class="section"> <textarea placeholder="这个只有在按钮点击的时候才聚焦" focus="{{focus}}" /> <view class="btn-area"> <button bindtap="bindButtonTap">使得输入框获取焦点</button> </view> </view><view class="section"> <form bindsubmit="bindFormSubmit"> <textarea placeholder="form 中的 textarea" name="textarea"/> <button form-type="submit"> 提交 </button> </form></view>

//textarea.js
Page({
  data: {
    height: 20,
    focus: false
  },
  bindButtonTap: function() {
    this.setData({
      focus: true
    })
  },
  bindTextAreaBlur: function(e) {
    console.log(e.detail.value)
  },  bindFormSubmit: function(e) {    console.log(e.detail.value.textarea)  }
})

Bug & Tip