Replace value from input parameter


 
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# 1  
Old 09-05-2018
Replace value from input parameter

Hi Guys,

I am having a script file where in getting input parameter as string. I need to assign the variable but not able to achieve

Code:
#!/bin/bash

input=$1

replace=string_$input_string2

echo $replace

I am getting but should get string_<input_value>_string2

Code:
string_

# 2  
Old 09-05-2018
Quote:
Originally Posted by rohit_shinez
Hi Guys,

I am having a script file where in getting input parameter as string. I need to assign the variable but not able to achieve

Code:
#!/bin/bash

input=$1

replace=string_${input}_string2

echo $replace

I am getting but should get string_<input_value>_string2

Code:
string_

You must protect $input by surrounding it with {} like ${input} otherwise the shell thinks
you want to expand a variable named $input_string2 which has not been defined.
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