# UploadTask wx.uploadFile(Object object)

with Promise style call: Not supported

Mini Program plugin: Support, need to Mini Program base library version no less than 1.9.6

Uploads local resources to the server. The client initiates a HTTPS POST Request, wherein content-type for multipart/form-data. Please read theRelated notes。

# parameter

# Object object

attribute	type	Required	Introductions	Minimum version
url	string	yes	Developer Server Address
filePath	string	yes	Path to upload file resource (Local path)
name	string	yes	File corresponding to Key, developers on the server side can use this key Get the binary content of the file
header	Object	no	HTTP request Header，Header Can not be set Refer
formData	Object	no	HTTP Additional requests form data
timeout	number	no	Timeout in milliseconds	2.10.0
success	function	no	Interface calls the successful callback function
fail	function	no	Interface calls failed callback functions
complete	function	no	Callback function at the end of an interface call (both successful and unsuccessful calls are executed)

# object.success callback

# parameter

# Object res

attribute	type	Introductions
data	string	Data returned by the developer server
statusCode	number	Returned by the developer server HTTP Status code

# Return value

# UploadTask

Start from base library version 1.4.0. Please remaining backward compatible.

An object that listens for changes in the upload progress and cancels uploads

# sample code

wx.chooseImage({
  success (res) {
    const tempFilePaths = res.tempFilePaths
    wx.uploadFile({
      url: 'https://example.WeChat.qq.with/upload', //Example only, not real interface address
      filePath: tempFilePaths[0],
      name: 'file',
      formData: {
        'user': 'test'
      },
      success (res){
        const data = res.data
        //of the something
      }
    })
  }
})