Published at LXer:
Welcome to the fourth chapter of BASH scripting series in which we will discuss the topic, decisions. Like a human being making decisions throughout the day, computers too need to decide on the best possible route when executing stuff from time to time. It has to consider whether a certain line of statements is necessary to be executed or not, based on a condition. In computer programming, the condition is usually tested on boolean values; either true or false.
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