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UNIX® Shells by Example, Third Edition
book

UNIX® Shells by Example, Third Edition

by Ellie Quigley
October 2001
Intermediate to advanced content levelIntermediate to advanced
1040 pages
22h 50m
English
Pearson
Content preview from UNIX® Shells by Example, Third Edition

7.5. Review

7.5.1. Increment and Decrement Operators

% cat datafile
					northwest          NW    Joel Craig        3.0    .98    3     4
					western            WE    Sharon Kelly      5.3    .97    5     23
					southwest          SW    Chris Foster      2.7    .8     2     18
					southern           SO    May Chin          5.1    .95    4     15
					southeast          SE    Derek Johnson     4.0    .7     4     17
					eastern            EA    Susan Beal        4.4    .84    5     20
					northeast          NE    TJ Nichols        5.1    .94    3     13
					north              NO    Val Shultz        4.5    .89    5     9
					central            CT    Sheri Watson      5.7    .94    5     13
				
Example 7.19.
% nawk '/^north/{count += 1; print count}' datafile
						1
						2
						3
					
% cat datafile
					northwest          NW    Joel Craig        3.0    .98    3     4
					western            WE    Sharon Kelly      5.3    .97    5     23
					southwest          SW    Chris Foster      2.7    .8     2     18
					southern           SO    May Chin          5.1    .95    4     15
					southeast          SE    Derek Johnson     4.0    .7     4     17
					eastern            EA    Susan Beal        4.4    .84    5     20
					northeast          NE    TJ Nichols        5.1    .94    3     13
					north NO ...
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Publisher Resources

ISBN: 013066538XPurchase book