IO.isExist
Checks the existence of a specified folder or file.
IO.isExist(filePath);
Arguments
path. (string) The absolute path of the folder or file.
Return value
A promise that is fulfilled with a boolean.
Returns true if the file or folder exists, and false if it does not exist, or for a disconnected or unauthenticated mapped drive.
Example
(async ()=>{
let exist = await IO.isExist("file_path");
})();