Answers for "add zero at minute in php"

add leading zeros in php

$number = 4;
echo(str_pad($number, 2, '0', STR_PAD_LEFT)); // returns 04

$number = 14;
echo(str_pad($number, 2, '0', STR_PAD_LEFT)); // returns 14

add zeros in front of number php

<?php
$num = 4;
$num_padded = sprintf("%02d", $num);
echo $num_padded; // returns 04
?>