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string_operations

2 Treffer, Zuletzt geändert: vor 3 Monaten

to test the availability of a program, so we can try to locate an alternative or terminate the process... to invoke an external program, the function will try and fail if the executable is unavailable: the re

test

1 Treffer, Zuletzt geändert: vor 3 Monaten

, although it was not initialized. echo # Let's try it again. if [ -n "$string1" ] # This time, $st