env / export
SafeEnvironment variables
env | grep PATH
Lists and sets env vars. 'Works by hand, fails in cron' almost always means env differences — compare with env.
Examples
env -i PATH=/usr/bin /opt/job.shReproduce with a cron-like bare env
Syntax
env / export VAR=value / printenv [VAR]
Before you run it
Read/session-only changes.
The same reference, with no signal at all
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