Do Variables need to be initialized to 0 or ""?
If my own variable already has a non-zero or non-null value at script entry, is it reasonable to expect that it was set by a command line option?
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Variable Initialization
Do Variables need to be initialized to 0 or ""?
If my own variable already has a non-zero or non-null value at script entry, is it reasonable to expect that it was set by a command line option?
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