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perl502b.zip
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integer.pm
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1996-01-12
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589b
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33 lines
package integer;
=head1 NAME
integer - Perl pragma to compute arithmetic in integer instead of double
=head1 SYNOPSIS
use integer;
$x = 10/3;
# $x is now 3, not 3.33333333333333333
=head1 DESCRIPTION
This tells the compiler that it's okay to use integer operations
from here to the end of the enclosing BLOCK. On many machines,
this doesn't matter a great deal for most computations, but on those
without floating point hardware, it can make a big difference.
See L<perlmod/Pragmatic Modules>.
=cut
sub import {
$^H |= 1;
}
sub unimport {
$^H &= ~1;
}
1;