Mini programs have become a popular development direction due to their advantages of being lightweight and fast, but due to their unique packaging, many novices are confused. This article uses PHP backend to implement a simple mini program image upload, so that everyone can have a clearer understanding of mini program development.
上传图片
##2. js file
Page({ /** * 页面的初始数据 */ data: { //初始化为空 source:'' }, /** * 上传图片 */ uploadimg:function(){ var that = this; wx.chooseImage({ //从本地相册选择图片或使用相机拍照 count: 1, // 默认9 sizeType: ['original', 'compressed'], // 可以指定是原图还是压缩图,默认二者都有 sourceType: ['album', 'camera'], // 可以指定来源是相册还是相机,默认二者都有 success:function(res){ //console.log(res) //前台显示 that.setData({ source: res.tempFilePaths }) // 返回选定照片的本地文件路径列表,tempFilePath可以作为img标签的src属性显示图片 var tempFilePaths = res.tempFilePaths wx.uploadFile({ url: 'http://www.website.com/home/api/uploadimg', filePath: tempFilePaths[0], name: 'file', success:function(res){ //打印 console.log(res.data) } }) } }) }, )}
3. PHP backend code
// 上传图片 public function uploadimg() { $file = request()->file('file'); if ($file) { $info = $file->move('public/upload/weixin/'); if ($info) { $file = $info->getSaveName(); $res = ['errCode'=>0,'errMsg'=>'图片上传成功','file'=>$file]; return json($res); } } }
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