mirror of https://github.com/CrimsonTome/tldr.git
29 lines
702 B
Markdown
29 lines
702 B
Markdown
# env
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> Show the environment or run a program in a modified environment.
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> More information: <https://www.gnu.org/software/coreutils/manual/html_node/env-invocation.html>.
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- Show the environment:
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`env`
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- Run a program. Often used in scripts after the shebang (#!) for looking up the path to the program:
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`env {{program}}`
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- Clear the environment and run a program:
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`env -i {{program}}`
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- Remove variable from the environment and run a program:
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`env -u {{variable}} {{program}}`
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- Set a variable and run a program:
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`env {{variable}}={{value}} {{program}}`
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- Set multiple variables and run a program:
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`env {{variable1}}={{value}} {{variable2}}={{value}} {{variable3}}={{value}} {{program}}`
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