Shell assign variable to another variable


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Shell assign variable to another variable
# 1  
Old 11-16-2010
Shell assign variable to another variable

How can I assign a variable to an variable. IE $car=honda

One way I can do it is export $car=honda
or
let $car=2323

Is there any other ways to preform this task
# 2  
Old 11-16-2010
The answer depend on your shell
For sh/bash/ksh
Code:
car=honda
new_car=$car
echo $new_car
honda

for csh/tcsh
Code:
set car = honda
set new_car = $car
echo $new_car

# 3  
Old 11-18-2010
Quote:
Originally Posted by danmero
The answer depend on your shell
For sh/bash/ksh
Code:
car=honda
new_car=$car
echo $new_car
honda

for csh/tcsh
Code:
set car = honda
set new_car = $car
echo $new_car

My question was asking how to set a variable to another variable
like
car=honda
export ${car}=blue
echo $honda
blue
# 4  
Old 11-18-2010
Code:
#!/bin/bash
car=honda
declare $car=blue
echo $honda
blue

Please take the time to learn how to use [code] tags when posting code or data on forum.
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

How to assign awk values to shell variable?

Hi Gurus, I have a script which assign awk output to shell variable. current it uses two awk command to assign value to two variables. I want to use one command to assign two values to two variables. I tried the code, but it does't work. kindly provide your suggestion. current code... (2 Replies)
Discussion started by: green_k
2 Replies

2. UNIX for Beginners Questions & Answers

How can I assign awk's variable to shell script's variable?

I have the following script, and I want to assign the output ($10 and $5) from awk to N and L: grdinfo data.grd | awk '{print $10,$5}'| read N L output from gridinfo data.grd is: data.grd 50 100 41 82 -2796 6944 0.016 0.016 3001 2461. where N and L is suppose to be 3001 and 100. I use... (8 Replies)
Discussion started by: geomarine
8 Replies

3. Shell Programming and Scripting

how to assign more than 1 variable value from 1 common shell to many other shell files

i have 1 file say LogDirectory='/var/tmp/logs' DataDirectory='/var/tmp/data' DBUSER='scott' now i want to access these variables in many files where #!/bin/bash ${DBUSER} , ${DataDirectory} are called how do i do that? Video tutorial on how to use code tags in The UNIX and Linux... (2 Replies)
Discussion started by: Gl@)!aTor
2 Replies

4. Shell Programming and Scripting

How to assign a shell variable to a NUMBER parameter in pl/sql?

I have the below script running for generating file from PL/SQL stored procedure. I need to declare a shell variable and then pass this to sqlplus command to pass the same as a INPUT parameter for the stored procedure. Please help to do this. #!/bin/sh minlimit=0 maxlimit=10 size=100 while... (0 Replies)
Discussion started by: vel4ever
0 Replies

5. UNIX for Dummies Questions & Answers

Assign SQL result in shell variable

Hi im trying to assign the result of the db2 command to a variable inside a shell script... : tab_cnt=`db2 "select count(*) from syscat.tables where tabname = 'ABC' and tabschema = 'MATT01'" |head -4|tail +4|cut -c 11` : echo $tab_cnt when i echo im getting a blank value.. im expecting... (1 Reply)
Discussion started by: matt01
1 Replies

6. Shell Programming and Scripting

Assign perl output to ksh shell variable

Hello, I am writing a ksh script on an AIX system. I need to get the date and time from a file into a variable. I found the following perl script from another post on this site and modified it slightly to output the format I need: perl -e '@d=localtime ((stat(shift)));... (4 Replies)
Discussion started by: swimp
4 Replies

7. Shell Programming and Scripting

How to assign record count output of isql to a shell variable ?

isql select count(*) from Table eof How to assign record count output of isql query to a shell variable ? (4 Replies)
Discussion started by: vikram3.r
4 Replies

8. Shell Programming and Scripting

assign awk's variable to shell script's variable?

Dear All, we have a command output which looks like : Total 200 queues in 30000 Kbytes and we're going to get "200" and "30000" for further process. currently, i'm using : numA=echo $OUTPUT | awk '{print $2}' numB=echo $OUTPUT | awk '{print $5}' my question is : can I use just one... (4 Replies)
Discussion started by: tiger2000
4 Replies

9. Shell Programming and Scripting

How to assign the result of a SQL command to more than one variable in shell script.

Hi Friends... Please assist me to assign the result of a SQL query that results two column, to two variables. Pls find the below code that I write for assigning one column to one variable. and please correct if anything wrong.. #! /bin/sh no=' sqlplus -s uname/password@DBname... (4 Replies)
Discussion started by: little_wonder
4 Replies

10. Shell Programming and Scripting

how to assign sql output data to shell script variable

Hi Guys ! I am new to unix and want to find out how we can make sql statement data to shell script variable? Any help/suggestion is greatly appreciated -Chandra (1 Reply)
Discussion started by: kattics
1 Replies
Login or Register to Ask a Question