- var_dump: documentation ( source)
<?php
function getRoundedCutoff ($cutoff) {
$dt = new DateTime( $cutoff );
$sec = intval($dt->format('s'));
$min = intval($dt->format('i'));
$rmin = $min % 15;
if ( $rmin > 7 ) {
$dt->add(new DateInterval('PT'.(15-$rmin).'M'));
} else {
$dt->sub(new DateInterval('PT'.$rmin.'M'));
}
if ( $sec > 30 ) {
$dt->add(new DateInterval('PT'.(60-$sec).'S'));
} else {
$dt->sub(new DateInterval('PT'.$sec.'S'));
}
return $dt->format('H:i:s');
}
$times = array(
'10:50:00',
'10:50:14',
'10:50:59',
'10:50:45',
'01:12:00',
'01:05:00',
'01:58:00',
'01:58:59',
'01:01:00',
);
foreach ($times as $time) {
var_dump($time.' -> '.getRoundedCutoff($time));
}