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Linux 環境変数有効範囲

More than 3 years have passed since last update.

HOGE=aiueo

このプロセス内で有効

export HOGE=aiueo

このプロセスと子プロセスで有効
HOGE=aiueo; export HOGE
と同じ。

HOGE=aiueo command

command実行中のみ有効
commandの前にセミコロンがないことに注意

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