Question

How to validate date in a string with specific format in PHP

Answer 1

function validate_string_date($date, $format = 'Y-m-d') {
    $dt = DateTime::createFromFormat($format, $date);
    return $dt && $dt->format($format) === $date;
}


echo validate_string_date('2019-22-09') ? "true" : "false";
echo "<br />";
echo validate_string_date('2019-09-22') ? "true" : "false";



/*
run:
           
false
true
 
*/

 

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