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@ 2016-01-22T22:39:54Z

<?php
function to_pace($float_pace) {
    $fraction = $float_pace - floor($float_pace);
    $minutes = $float_pace - $fraction;
    $seconds = round($fraction * 60, 0);
    return sprintf("%02d:%02d", $minutes, $seconds);
}

echo $to_pace(5.08);

Output
Performance
VLD
References
Branches

round: documentation ( source)
floor: documentation ( source)
sprintf: documentation ( source)

preferences:dark modelive preview

42.77 ms | 402 KiB | 5 Q