小程序获取用户头像

将 button 组件 open-type 的值设置为 chooseAvatar 通过 bindchooseavatar 事件回调获取到头像信息的临时路径

<button class="avatar-wrapper" open-type="chooseAvatar" bind:chooseavatar="onChooseAvatar"><image class="avatar" src="{{avatarUrl}}"></image>
</button> 

const defaultAvatarUrl = 'https://tse3-mm.cn.bing.net/th/id/OIP-C.PobTVuzuQy7tAZtvVEc3VQAAAA?rs=1&pid=ImgDetMain'Page({data: {avatarUrl: defaultAvatarUrl,},onChooseAvatar(e) {const { avatarUrl } = e.detail this.setData({avatarUrl,})}
})