微信官方推荐的替代做法：
头像昵称填写 | 微信开放文档 (qq.com)
wxml
<button class="avatar" open-type="chooseAvatar" bind:chooseavatar="onChooseAvatar"><image src="{{avatarUrl}}"></image>
</button>
<input type="nickname" class="weui-input" placeholder="请输入昵称"/>js
// pages/my/my.js
const defaultAvatarUrl = 'https://mmbiz.qpic.cn/mmbiz/icTdbqWNOwNRna42FI242Lcia07jQodd2FJGIYQfG0LAJGFxM4FbnQP6yfMxBgJ0F3YRqJCJ1aPAK2dQagdusBZg/0'
Page({/*** 页面的初始数据*/data: {avatarUrl: defaultAvatarUrl,},onChooseAvatar(e) {const {avatarUrl} = e.detailthis.setData({avatarUrl,})// 将头像上传到服务器wx.uploadFile({filePath: avatarUrl,header: {'content-type': 'multipart/form-data'},name: 'avatarImg',url: 'xxxxxxx', //服务器端接收图片的路径success: function (res) {console.log(res); //发送成功回调},fail: function (res) {console.log(res); //发送失败回调，可以在这里了解失败原因}})},onLoad: function (n) {},onShow: function () {wx.login({success(res) {if (res.code) {//发起网络请求console.log('登录' + res.code)} else {console.log('登录失败！' + res.errMsg)}}})},/*** 生命周期函数--监听页面初次渲染完成*/onReady() {},/*** 生命周期函数--监听页面隐藏*/onHide() {},/*** 生命周期函数--监听页面卸载*/onUnload() {},/*** 页面相关事件处理函数--监听用户下拉动作*/onPullDownRefresh() {},/*** 页面上拉触底事件的处理函数*/onReachBottom() {},/*** 用户点击右上角分享*/onShareAppMessage() {},
})wxss
.avatar{width: 80px;height: 80px;padding:0;background: none;
}
.avatar image{width: 80px;height: 80px;border-radius: 100px;
}
.weui-input{width: 90%;height: 60px;margin:20px auto;background: #eee;border-radius: 5px;padding-left: 15px;
}
