in reply to Re^2: find a string and count of its occurence in a text file
in thread find a string and count of its occurence in a text file

It's function prototyping.That's needed because retriver() is not defined while it's been called.If you remove the prototyping (line 3) you have to use &retriver() while calling the function ,which tells the compiler to look for the definition somewhere below.

The world is so big for any individual to conquer

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Re^4: find a string and count of its occurence in a text file
by Anonymous Monk on Nov 14, 2007 at 12:58 UTC
    It isn't needed if you don't use prototypes