What is the compatibility of the date_diff function in PHP versions?

The date_diff function in PHP is compatible with PHP version 5.3 and above. If you are using an older version of PHP, you may encounter compatibility issues when trying to use this function. To solve this issue, you will need to update your PHP version to 5.3 or higher. 

// Check if date_diff function is available
if (!function_exists('date_diff')) {
    function date_diff($date1, $date2) {
        $datetime1 = date_create($date1);
        $datetime2 = date_create($date2);
        $interval = date_diff($datetime1, $datetime2);
        return $interval->format('%R%a days');
    }
}

Keywords

date_diff compatibility PHP versions function technical

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