test(command, file1, file2) â true or false
[command, file1, file2] â true or false
[command, file1, file2] â true or false
Instance Public methods
Tests if the given command exists in file1, or
optionally file2.
Example:
1 2 3 4 5 | sh[?e, "foo"]sh[:e, "foo"]sh["e", "foo"]sh[:exists?, "foo"]sh["exists?", "foo"] |
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