Re: grep return the entire file not the line which matches

Maybe this short line enlightens you:

$ perl -wle '$en = EN-1000-0003-3; print $en'
Argument "EN" isn't numeric in subtraction (-) at -e line 1.
-1006
[download]

If not, read perlintro.

Comment on Re: grep return the entire file not the line which matches Download Code

Replies are listed 'Best First'.
Re^2: grep return the entire file not the line which matches by vikashiiitdm (Novice) on Aug 03, 2011 at 17:04 UTC
sir, thatz not substraction .. actually i forgot to add the quotes around it.please sir, see my updates post and give ur valuable comments	[reply]
Re^3: grep return the entire file not the line which matches by moritz (Cardinal) on Aug 03, 2011 at 17:06 UTC
Never re-type the code, always use copy&paste when presenting it to others. A single character often makes the difference between a working and a broken program. Perl 6 - second systems done right	[reply]
Re^3: grep return the entire file not the line which matches by ikegami (Patriarch) on Aug 03, 2011 at 18:15 UTC
Where's this update you speak of?	[reply]