How can PHP developers handle situations where the resulting date from adding a month is not a valid date?

When adding a month to a date in PHP, there may be cases where the resulting date is not valid (e.g., adding a month to January 31st). To handle this situation, developers can use the `DateTime` class in PHP along with the `modify` method to adjust the date in a way that ensures it remains valid. 

$date = new DateTime('2022-01-31');
$date->modify('first day of next month');
echo $date->format('Y-m-d');

Keywords

PHP date DateTime error handling validation

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