function Deno.mkdirSync
mkdirSync(path: string | URL,options?: MkdirOptions,): void
Synchronously creates a new directory with the specified path.
```ts
Deno.mkdirSync("new_dir");
Deno.mkdirSync("nested/directories", { recursive: true });
Deno.mkdirSync("restricted_access_dir", { mode: 0o700 });
```
Defaults to throwing error if the directory already exists.
Requires `allow-write` permission.
optional
options: MkdirOptions
void