php date format dd/mm/yyyy
date("d/m/Y", strtotime($str));
php validate date format yyyy-mm-dd
$date="2012-09-12";
if (preg_match("/^[0-9]{4}-(0[1-9]|1[0-2])-(0[1-9]|[1-2][0-9]|3[0-1])$/",$date)) {
return true;
} else {
return false;
}
php convert date from dd/mm/yyyy to yyyy-mm-dd
$date = DateTime::createFromFormat('d/m/Y', "24/04/2012");
echo $date->format('Y-m-d');
php change date format from d/m/y to y-m-d
$var = '20/04/2012';
$date = str_replace('/', '-', $var);
echo date('Y-m-d', strtotime($date));
php change date format from d/m/y to y-m-d
$var = '20/04/2012';
$date = str_replace('/', '-', $var);
echo date('Y-m-d', strtotime($date));