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@ 2016-10-12T12:22:15Z

<?php

$number1 = 250;
$number2 = 7;

$format = '%1$03d';

echo sprintf($format, $number1);
echo sprintf($format, $number2);

Output
Performance
VLD
References
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sprintf: documentation ( source)

preferences:dark modelive preview

55.27 ms | 402 KiB | 5 Q