Test (Unix)

test
Other names[
Developer(s)Various open-source and commercial developers
Written inC
Operating systemUnix, Unix-like, Plan 9, IBM i
PlatformCross-platform
TypeCommand
Licensecoreutils: GPLv3+
Plan 9: MIT License

test is a command-line utility found in Unix, Plan 9, and Unix-like operating systems that evaluates conditional expressions. test was turned into a shell builtin command in 1981 with UNIX System III and at the same time made available under the alternate name [.

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