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How To Use Conditions In Shell Scripts

Apr 02, 2010, 01:34 (2 Talkback[s])


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[ Thanks to Andrew Weber for this link. ]


"Conditions are elements that you will use often. With conditions you will test for an element and then create a response to the results of that test. In most situations, conditions will be a very important part of your scripts.

"In the example below, the if starts the condition and then inside the brackets, which equates to the test command, is the element that is tested, is the number 15 equal to (-eq) the number 15, of course it is true and will exit with a “0” to indicate it is true. So the then will evaluate the zero and echo the Success line. If it exited with any number besides “0”, it would indicate that it failed so the second Failure line would echo."

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