wp-admin/includes/class-wp-filesystem-ssh2.php:572Checks if a file or directory exists.
$pathstringbool public function exists( $path ) { return file_exists( $this->sftp_path( $path ) ); }Introduced in 2.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/class-wp-filesystem-ssh2.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.