thanks for your reply Davido,
use warnings;
use subs qw/ open /;
sub open 
{
    print "Hello world!\n";
    CORE::open($_[0],"d:\\input.txt")
  
}
1;

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i call the above module named open_temp.pm from the following file
use lib "d:\\";
use open_temp; 
open(SEL);
print <SEL>;

[download]
will the above code good and efficient??
whether it will work for everything?

In reply to Re^4: design the open function by singam
in thread design the open function by singam

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