i---ignore-environment Verified current stable Not installed? System Operations

I Ignore Environment / Clear Environment And Run Program

Clear Environment And Run Program

Clears environment variables and executes a specified program.

$
Terminal
env -i <program>

When To Use

When initializing isolated environments without inherited context, commonly during container deployments.

Pro Tip

Use caution with this command to prevent unexpected failures in dependent applications that rely on environment variables.

Command Builder

Tune the command before you copy it

Back to syntax
$
Generated Command
env -i <program>

Anatomy of Output

Understanding the result

Running program without environment: my_program Program Executed

Indicates the program that was run with a cleared environment.

Exit Code: 0 Exit Status

Indicates the program executed successfully.

Troubleshooting

Common pitfalls

Program not found

Solution: Ensure the specified program is in the PATH.

Permission denied

Solution: Check file permissions for accessibility.

Environment failure

Solution: Reassess any hard dependencies required by the program.

Command Breakdown

What each part is doing

env
Base Command
The executable that performs this operation. Here it runs I Ignore Environment before the shell applies any redirect operators.
-i
i| ignore environment
The value supplied for i| ignore environment.
<program>
program
The value supplied for program.
-i
Command Option
Tool-specific option used by this command invocation.

Alternative Approaches

Comparable commands in other tools

Alternative system operations tools for the same job.