Pass file handle reference to a subroutine : file handle « File « Perl

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Perl » File » file handle

Pass file handle reference to a subroutine


    



sub printem

{

    my $file = shift;



    while (<$file>) {

         print;

    }

}



open FILEHANDLE, "<file.txt" or die "Can not open file";



printem *FILEHANDLE;

Related examples in the same category

1.	Using file handle variable
2.	Select a file handle
3.	Pass file handle reference in a the form of '*FILEHANDLE{IO}'
4.	Pass file handle to stat function
5.	Passing Filehandles by Reference
6.	Passing file handles to functions
7.	Filehandle References
8.	Split a file handle containing array
9.	undef file handle
10.	defined lines in a file
11.	Using a scalar variable to store a file variable name.
12.	Using while loop to read content
13.	Redirects the standard output and standard error files.
14.	To write to a file:
15.	Passing file name to functions

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