an hour less in 24 hour system - UNIX for Dummies Questions & Answers

bobo · #1 (**permalink**) 10-23-2006

My program:

__________________________________

#!/bin/ksh

DAY=`date +%y%m%d`
H=`date +%H`
M=`date +%M`
day=`date +%m/%d/%y`
let h=$H-1
echo DAY $DAY
echo H $H
echo M $M
echo day $day
echo h $h

_____________________________________

My result:

______________________________________

DAY 061023
H 09
M 38
day 10/23/06
h 8

_______________________________________

My need help:

on the "let h=$H-1" I have the result of number 8; how can I make it 08 ( have the zero in front of 8)

please help

ranj@chn · #2 (**permalink**) 10-23-2006

Just declare 'h' using

Code:

typeset -Z2 h

And then do your calculations. Also check this post for more details - typeset

anbu23 · #3 (**permalink**) 10-23-2006

Code:

printf "%02d" $h

matrixmadhan · #4 (**permalink**) 10-23-2006

just for inf purpose only

if [ $h -lt 10 ]
then
h=0$h
fi

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