src/Models/Predicates/Predicates.php
public static function dateAfter($fragment, $after): string
    {
        if ($after instanceof DateTime) {
            $after = $after->getTimestamp() * 1000;
        }
        return SimplePredicate::query("date.after", $fragment, array($after));
    }
public static function dateAfter($fragment, $after): string
    {
        if ($after instanceof DateTime) {
            $after = $after->getTimestamp() * 1000;
        }
        return SimplePredicate::query("date.after", $fragment, array($after));
    }
@param string       $fragment
@param DateTime|int $after

@return string