Adding Leading Zero in Bash

Francisco Borges f.borges at rug.nl
Mon Oct 23 14:27:53 UTC 2006


? On Sun, Oct 22, 2006 at 01:56PM +0300, OOzy Pal wrote:

> How can I add a leading zero to numbers that are from 1 to 9 to be 01,
> 02. . .,09?

I just read *very fast* the other answers to this question.

Ignore them all. ;-)

[...]

Use seq:

seq FIRST INCREMENT LAST

# equalize width by padding with leading zeroes
seq -w 1 1 10

Or this:

seq --format="%02.f" 1 1 9

BTW, "seq" works with floats as well.

cheers,
-- 
Francisco





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