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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

7.13. Review

% 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 7.75.
% nawk '{if ( $8 > 15 ){ print $3 " has a high rating"}\
					else print $3 "---NOT A COMPETITOR---"}' datafile
					Joel---NOT A COMPETITOR---
					Sharon has a high rating
					Chris has a high rating
					May---NOT A COMPETITOR---
					Derek has a high rating
					Susan has a high rating
					TJ---NOT A COMPETITOR---
					Val---NOT A COMPETITOR---
					Sheri---NOT A COMPETITOR---
				

EXPLANATION

The if statement is an action statement. ...

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Publisher Resources

ISBN: 013066538XPurchase book