Triml leading zeros in unix

kingofprussia · #1 (**permalink**) 03-30-2007

Hi All,

How does one trim leading zero's in unix

Thanks
KP.

dennis.jacob · #2 (**permalink**) 03-30-2007

One method...

Code:

x=00001230000
echo $x | sed 's/\([0]*\)\([1-9]*\)\([0-9]*\)/\2\3/'

matrixmadhan · #3 (**permalink**) 03-30-2007

Code:

echo $x  | sed 's/^[0]*//'

mona · #4 (**permalink**) 03-30-2007

This?

Code:

$ cat smp.ksh
#!/bin/ksh
num=00000100
print $num
typeset -i num
print $num

$ ./smp.ksh
00000100
100
$

anbu23 · #5 (**permalink**) 03-30-2007

Code:

/db2home/training> x=000001111111
/db2home/training> x=${x##+(0)}
/db2home/training> echo $x
1111111

dennis.jacob · #6 (**permalink**) 03-30-2007

s=00001210000
s=$(echo $s | awk '{printf "%d\n",$0}')
echo $s
1210000

ghostdog74 · #7 (**permalink**) 03-30-2007

Code:

# s=00001210000
# echo $s
00001210000
# echo $s |bc
1210000

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