Skip to main content
Using Deno in production at your company? Earn free Deno merch.
Give us feedback
function Deno.copyFileSync

Synchronously copies the contents and permissions of one file to another specified path, by default creating a new file if needed, else overwriting. Fails if target path is a directory or is unwritable.

Deno.copyFileSync("from.txt", "to.txt");

Requires allow-read permission on fromPath.

Requires allow-write permission on toPath.


fromPath: string | URL
toPath: string | URL