<?php function forceLeadingZero($int) { return (int)sprintf('%02d',$int); } ?>Forces leading zero to integers.
was | now
1 | 01
2 | 02
3 | 03
10 | 10
100 | 100
99 | 99
Force Leading Zero
Chris Coyier on
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str_pad?
str_pad($input, 2, “0”, STR_PAD_LEFT);
str_pad is probably more semantically accurate, but sprintf() is faster.
is correct.
return (int)… returns the same number.
return sprintf(‘%02d’,$int); is correct.
The solution isn’t correct. You shouldn’t return (int) if you want a leading ‘0’