variable assignment in new shell Post: 82577

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@ in a variable assignment

Hello Everybody, Does anyone know what the @ symbol means in a csh script, if used with a variable assignment as below @ line = 1 why not just use.... set line=1 Many thanks rkap

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Hello, I would like to assign number of lines in a file to a variable (to be passed later as an argument to a function). I am doing it like this: numLines=wc -l < file.txt which gives an error. Could somebody help?

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Dynamic variable assignment

Hi All, I have the below scenario: A file test.cfg with three fields>> DATA1 DATA2 DATA3 In the script I need to assign each of the fields to variables. The number of fields will not be constant (this case we have three). Im trying to do something like this: NUM=1 OUT_DAT_NO=3 ...

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substituted variable assignment

I try to run this script, however, it gives an exception in line 3. How do I do an assignment to a substituted variable? #!/bin/bash name=fruit ext_$(eval echo ${name})=apple tmp=ext_$(eval echo ${name}) if ]; then echo "apple" elif ]; then echo "orange" fi echo ${!tmp} Error...

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Help with variable assignment

Hi, In AIX I have a variable with , (coma) separated values assigned to it like shown below var1=apple,boy,chris i want to convert this to var1='apple','boy','chris' the number of values assigned to var1 might change and it could be from 1 to n any suggestions please?

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Complex variable assignment

Hi, I have a requirement as follows, need to call the format of ${$var} form. For example, i am taking a variable. count=1, ((LIMIT_$count=$count + 1)) Now i have to echo this variable LIMIT_$count. (This is in a loop..) echo ${LIMIT_$count} - displays as a syntax...

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'eval' used in variable assignment

pattern1=book { x=1 eval echo \$pattern$x } book (this is the output) But when I assign a variable to the output of the eval it doesn't work unless I prefix 2 times backslash before $ as shown below. { a=`eval echo \\$pattern$x` echo $a } book Why here twice "\" has to be...

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Trouble with variable assignment and reading in shell scripting

Hi, I have an inputfile with some table names in it. For ex: t_arnge t_profl t_fac I need a script which reads the line one by one and need to assign to some dynamic variable. If to explain the above example: i need some a=table_name1 table_name1=t_arnge in first time and...

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Same Variable Assignment

Hi I have a strange problem: In my shell script I am performing a copy task: . prop.txt cp -r $dir/ $dir/archive $dir is fetched from a property file (prop.txt) which stores its value dir=/opt/data Now the problem is another dir1 comes into picture. I only want to add...

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