Env: Difference between revisions
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The <code>env</code> command works by instructing the system to look for the specified interpreter through the <code>PATH</code> variable and use the first occurrence found. | The <code>env</code> command works by instructing the system to look for the specified interpreter through the <code>PATH</code> variable and use the first occurrence found. | ||
=Modify the Environment to Run a Command= | |||
<syntaxhighlight lang='bash'> | |||
env SOME_VAR='some value' printenv | |||
</syntaxhighlight> | |||
Revision as of 23:48, 2 May 2023
External
Internal
Overview
Run a command with a modified environment, or just print the environment if no argument is provided.
/usr/bin/env [utility]
/usr/bin/env bash
No Argument Use
Displays environment values.
Use on the Shebang Line
The env command works by instructing the system to look for the specified interpreter through the PATH variable and use the first occurrence found.
Modify the Environment to Run a Command
env SOME_VAR='some value' printenv