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test for integer
Is there a way to check to see if the user entered variable is a valid integer? I have: ... read var if test $var -lt 5 then echo "integer" fi This works just fine if var is an integer, but if it is not, then I get a "bad integer" error. I would like it to not give an...- ReeKetta
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- Replies: 3
- Forum: UNIX Scripting
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passing variables into a nawk script
Hi, Is there a way to use nawk or grep to search a column in a data file when the column number and search string are input by the user? In other words, in this example I am searching the second column for the word Orient: nawk '$2 ~ /Orient/ {print $0}' acmebooks But what I'd like to do is... -
How to launch Java class w/out DOS shell
Hi, Does anyone know of a program that you can use to launch your java classes without the launch of a DOS shell. I would like to double-click on a file and have it launch my java class. Thanks, Ree
