Login or Register to Ask a Question and Join Our Community


UNIX for Dummies Questions & Answers

How to assign the content of a file to a variable?

 
Thread Tools Search this Thread
Top Forums UNIX for Dummies Questions & Answers How to assign the content of a file to a variable?
# 1  
Old 12-01-2008
How to assign the content of a file to a variable?
Hi all,
I have a problem here. I have a file and let we take the content of the file is just '32' (only a numeric value in that file). Now I need to assign this numeric value ( value in that file) to a variable. Is that possible? If so, can you plz advice me on this?

Thanks in advance!!!

Geetha
# 2  
Old 12-01-2008
read variable_name < file_name
# 3  
Old 12-01-2008
Thanks for your timely help!!!
# 4  
Old 12-01-2008
Or even

Code:
variable_name=$(<file_name)

# 5  
Old 12-01-2008
Thank u Vino Smilie
 
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Assign variable value from file to another with the same name

Hi All, I need to read two config files in a shell script. In that I need to assign a value from one config file to another. I 'm using bash. config_env.txt prefix=tab_ config_properties.txt table_name=${prefix}account So, when I read these two files in a shell script, I need... (6 Replies)
Discussion started by: shash
6 Replies

2. UNIX for Dummies Questions & Answers

Assign line from file to variable

Hi, I am new to shell scripting. Need help with the below requirement. I need help to read a log file and line containing word ORA needs to be captured into a variable and the values of the variable need to be inserted into a table. For E.g. file test.sql has below error: ORA-01017:... (3 Replies)
Discussion started by: ricsharm
3 Replies

3. Shell Programming and Scripting

How can we assign value to an array variable from an external file?

is it possible to assign value to an array variable from an external file?? if yes then how?? I am using below code but its not working. #!bin/bash myarray < file_name echo ${mayarray} (6 Replies)
Discussion started by: mukulverma2408
6 Replies

4. Shell Programming and Scripting

how to assign file names to array variable?

I wish to assign file names with particular extention to array variables. For example if there are 5 files with .dat extention in /home/sam then i have to assign these 5 files to an array. plz help me how to accomplish this. Thanks in advance. (4 Replies)
Discussion started by: siteregsam
4 Replies

5. Programming

Can't assign struct variable in header file

Hi guys. I have a header file including a structure like this: typedef struct { int index = -1; stack_node *head; } stack; But when compiling with cc it shows error at the assignment line (int index = -1): error: expected ‘:', ‘,', ‘;', ‘}' or ‘__attribute__' before ‘=' token... (1 Reply)
Discussion started by: majid.merkava
1 Replies

6. Shell Programming and Scripting

Read a file and assign the values to a variable

i have a file in this format curyymm PRVYYMM CDDMmmYY bddMmmyy eddMmmyy --------- ------- ------------ ---------- ----------- 0906 0905 09Jun09 01Jun09 30Jun09 ----------- --------- ------------ ------------ ----------- i need to read the... (5 Replies)
Discussion started by: depakjan
5 Replies

7. Shell Programming and Scripting

how to check a word in a file and assign to a variable

Hi; I'm a newbie in UNIX, would appreciate for the help. I have a unix oracle script (lets call it orcl.sh) The scripts does a login via sqlplus and does some DDL. The orcl.sh script spool the output of the DDL into orcl.log The orcl.sh is executed via another script call A.sh. It is call... (1 Reply)
Discussion started by: hippo2020
1 Replies

8. UNIX for Dummies Questions & Answers

search file for word, then assign to variable

Hi all, Trying to search a file for one word only, then assign that word to a variable. Not sure if this is a grep or awk (or either) function. Should be a simple operation. Example: This file contains the string "COMPLETE". I would like to pull that word out and assign it to a... (2 Replies)
Discussion started by: dejit
2 Replies

9. UNIX for Dummies Questions & Answers

How to Read a config file and Assign to Variable

I have removeConfig file, it contains the dir paths for removing. I need to read line by line and assign to variable. any idea? (1 Reply)
Discussion started by: redlotus72
1 Replies

10. Shell Programming and Scripting

Assign value to a variable in a parameter file

Hi, I have a parameter file and it contains following items $ cat TransactionParams From_Date_Parm=2005-02-25 To_Date_Parm=2005-05-25 Extract_Root_Parm=/detld1/etl/ascential/Ascential/DataStage/Projects/CTI_London/IAM Extract_Type_Parm=Transaction EDW_Database_Parm=hdw_erks... (2 Replies)
Discussion started by: gopskrish
2 Replies
Login or Register to Ask a Question