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21 lines
423 B
Bash
21 lines
423 B
Bash
# Running the program shows that we pick up the value
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# for `FOO` that we set in the program, but that
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# `BAR` is empty.
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$ go run environment-variables.go
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FOO: 1
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BAR:
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# The list of keys in the environment will depend on your
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# particular machine.
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TERM_PROGRAM
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PATH
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SHELL
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...
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# If we set `BAR` in the environment first, the running
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# program picks that value up.
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$ BAR=2 go run environment-variables.go
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FOO: 1
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BAR: 2
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...
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