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Program / Set Variable And Run Program

Set Variable And Run Program

Sets an environment variable and runs a specified program under that context.

$
Terminal
env <variable>=<value> <program>

When To Use

When modifying environment context for application execution during deployment.

Pro Tip

Ensure variable is compatible with the application’s expectations to avoid runtime errors.

Command Builder

Tune the command before you copy it

Back to syntax
$
Generated Command
env <variable>=<value> <program>

Anatomy of Output

Understanding the result

Setting variable: MY_VAR=value Set Variable

Indicates the variable that was assigned.

Executing program: some_program Program Executed

The program being executed with the new environment setting.

Troubleshooting

Common pitfalls

Invalid variable format

Solution: Ensure the variable follows the format KEY=value.

Program not found

Solution: Make sure the specified program is accessible in the defined PATH.

Permission denied

Solution: Check and adjust program permissions.

Command Breakdown

What each part is doing

env
Base Command
The executable that performs this operation. Here it runs Program before the shell applies any redirect operators.
<variable>
variable
The value supplied for variable.
<value>
value
The value supplied for value.
<program>
program
The value supplied for program.

Alternative Approaches

Comparable commands in other tools

Alternative system operations tools for the same job.