What are the potential pitfalls of comparing dates in PHP using different formats?

When comparing dates in PHP using different formats, a potential pitfall is that the comparison may not yield accurate results due to the differences in formatting. To solve this issue, it is recommended to convert the dates to a common format before performing the comparison. This ensures that the comparison is done correctly and accurately.

$date1 = "2022-01-15";
$date2 = "01/15/2022";

// Convert both dates to a common format (Y-m-d) for accurate comparison
$converted_date1 = date("Y-m-d", strtotime($date1));
$converted_date2 = date("Y-m-d", strtotime($date2));

if ($converted_date1 == $converted_date2) {
    echo "Dates are equal";
} else {
    echo "Dates are not equal";
}