wp-includes/IXR/class-IXR-date.php:21PHP5 constructor.
$time function __construct( $time ) { // $time can be a PHP timestamp or an ISO one if (is_numeric($time)) { $this->parseTimestamp($time); } else { $this->parseIso($time); } }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/IXR/class-IXR-date.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.