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Question #69

Author: admin
tags: Linux  
Is the syntax of the code of this shell script correct?
some_func() {
  return "hello"
}

echo $(some_func)
Yes
No, function definition must be started with function keyword
No, some_func must be called with parenthesis like this: some_func()
No, shell functions don't have return command
No, function may return only number as exit-code or nothing
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