Hi lakshmikant,

going into a completely different direction, a one-liner doing the job: 

$ echo 'heaven
> heavenly
> heavenns
> abc
> heavenns
> heavennly'  |  perl -nE 'BEGIN {$nr = shift;} chomp; say length $_ i
+f $. == $nr;' 4
3

[download]

In reply to Re: how to find the length of any line of file by Laurent_R
in thread how to find the length of any line of file by lakshmikant

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