my.saveFile

2026-10-12 01:00

Save file in a local position (total capacity of local file size is limited to 10 MB).

Supported types of mini programs: DSL, H5+

Sample Code

copy
my.chooseImage({
  success: (res) => {
    my.saveFile({
      apFilePath: res.apFilePaths[0],
      success: (res) => {
        console.log(JSON.stringify(res))
      },
    });
  },
});

Parameters

Object type with the following attributes:

Property	Type	Required	Description
toDisk	Boolean	No	Indicates whether to save the mini program local files to the system storage: `true`: To save files to the system storage. `false`: (Default value) To save files to the app internal storage.
apFilePath	String	Yes	File path. Note: When the toDisk parameter is `true`, support local temporary files, local cache files, and local user files. When the toDisk parameter is `false`, support support local temporary files, local cache files.
success	Function	No	Callback function upon call success.
fail	Function	No	Callback function upon call failure.
complete	Function	No	Callback function upon call completion (to be executed upon either call success or failure).

Success Callback Function

The incoming parameter is of the Object type with the following attributes:

Property

Type

Description

apFilePath

String

File save path.

Note: When the toDisk parameter is true, this parameter will not be returned in the callback upon successful JSAPI invocation.

rror code

Error code	Error message	Further action
2	Invalid parameters	Refer to the previous Parameters table to ensure that all parameters are specified correctly, and that all required parameters are provided.
11	User cancelled	Please instruct users to choose a file corretly.
12	file does not exist	Refer to the previous Parameters table to ensure that all parameters are specified correctly, and that all required parameters are provided.
13	Save file failed	Refer to the previous Parameters table to ensure that all parameters are specified correctly, and that all required parameters are provided.