wp-admin/includes/update.php:16Selects the first update version from the update_core option.
object|array|falsefunction get_preferred_from_update_core() { $updates = get_core_updates(); if ( ! is_array( $updates ) ) { return false; } if ( empty( $updates ) ) { return (object) array( 'response' => 'latest' ); } return $updates[0];}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/update.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.