Question

i have this:

preg_replace('/(\d{1}|\d{2})/gi', '$1', 'some number');

If text is one digit number $1 returns one digit number, if it is 2 digit it return 2 digit number…., but I need to returned number was always been 2 digit:

1 => 01 
2 => 02
...
10 => 10
...
99 => 99

How can I do that?

Answer 1

You mean like this one?use e modifier,execute php codes with preg_replace function,and whatever str_pad or sprintf would meet your requirement.

preg_replace('/(\d{1}|\d{2})/ie', 'sprintf("%02d",$1)', 'some number');