wx.getFileSystemManager(), the method of processing files in the WeChat applet, can obtain the globally unique file manager. The methods it includes are:
access: ƒ ()
accessSync: ƒ ()
appendFile: ƒ ()
appendFileSync: ƒ ()
close: ƒ ()
closeSync: ƒ ()
copyFile: ƒ ()
copyFileSync: ƒ ()
fstat: ƒ ()
fstatSync: ƒ ()
ftruncate: ƒ ()
ftruncateSync: ƒ ()
getFileInfo: ƒ ()
getSavedFileInfo: ƒ ()
getSavedFileList: ƒ ()
mkdir: ƒ ()
mkdirSync: ƒ ()
open: ƒ ()
openSync: ƒ ()
read: ƒ ()
readCompressedFile: ƒ ()
readCompressedFileSync: ƒ ()
readFile: ƒ ()
readFileSync: ƒ () //ArrayBuffer
readSync: ƒ ()
readZipEntry: ƒ ()
readdir: ƒ ()
readdirSync: ƒ ()
removeSavedFile: ƒ ()
rename: ƒ ()
renameSync: ƒ ()
rmdir: ƒ ()
rmdirSync: ƒ ()
saveFile: ƒ ()
saveFileSync: ƒ ()
stat: ƒ ()
statSync: ƒ ()
truncate: ƒ ()
truncateSync: ƒ ()
unlink: ƒ ()
unlinkSync: ƒ ()
unzip: ƒ ()
write: ƒ ()
writeFile: ƒ ()
writeFileSync: ƒ ()
writeSync: ƒ ()