uniapp develops WeChat applet local image path to base64 solution summary

uniapp develops WeChat applet local image path to base64 solution summary

1. Demand background

• Recently, uniapp is being used to develop a WeChat applet project. Since the pictures obtained locally by the WeChat applet do not contain file data, but only local paths, it is necessary to convert them into base64 data containing information.

solution

• // 方法如下：
  
  uni.getFileSystemManager().readFile({
        
        
        filePath: path,
        encoding: 'base64',
        success: function(res) {
        
        
          console.log('data:image/png;base64,' + res.data)
        }
  })
  
  

• solve.