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- pup@pup:~/perl_test$ cat numbers
- 1234567891
- 2133123131
- 4324234243
- 4356257472
- 3465645768000
- 3424242423
- 3543676586
- 3564578765
- 6585645646000
- 0001212122
- 1212121122
- 0003232322
- pup@pup:~/perl_test$ cat numbers
- 1234567891
- 2133123131
- 4324234243
- 4356257472
- 3465645768
- 3424242423
- 3543676586
- 3564578765
- 6585645646
- 1212122
- 1212121122
- 3232322
- $ sed -e 's/^[0]*//' -e 's/[0]*$//g' numbers
- 1234567891
- 2133123131
- 4324234243
- 4356257472
- 3465645768
- 3424242423
- 3543676586
- 3564578765
- 6585645646
- 1212122
- 1212121122
- 3232322
- perl -pe 's/^0+ | 0+$//xg' numbers
- while (<>) {
- $_ =~ s/(^0+|0+$)//g;
- print $_;
- }
- }
- sed 's/^00*|00*$//g' file
- sed -r 's/^0+|0+$//g' file
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