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Also, $a is a global variable within the current package, which means that if you don't have to declare it, even if strict is turned on.
by vetler 15y ago
Also, $a is a global variable within the current package, which means that if you don't have to declare it, even if strict is turned on.
- greglindahl 15y ago$a and $b are special due to their use in sort functions. This is a wart that predates "my". Newer languages have warts, too, you just don't know what they are, yet.