Tagged: golang-os

Golang: Command line arguments and environmental variables

You can access the first command line arguments with


The command line argument at position 0 is the full name of the program.

You can access the base name, the last part, of it using the ‘path/filepath’ package:

baseName := filepath.Base(os.Args[0])

You can access environmental variables:

a := os.Getenv("PATH")
// Or return first item in the environmental vars
firstItem := os.Environ()[0]
golang golang-os

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