NAME

Coro::Cont - continuations in perl

SYNOPSIS

 use Coro::Cont;

 # multiply all hash keys by 2
 my $cont = csub {
    yield $_*2;
    yield $_;
 };
 my %hash2 = map &$csub, &hash1;

 # dasselbe in grün (as we germans say)
 sub mul2 : Cont {
    yield $_[0]*2;
    yield $_[0];
 }

 my %hash2 = map mul2($_), &hash1;

DESCRIPTION

csub { ... }

Create a new "continuation" (when the sub falls of the end it is being terminated).

@_ = yield [list]

Return the given list/scalar as result of the continuation. Also returns the new arguments given to the subroutine on the next call.

AUTHOR

 Marc Lehmann <pcg@goof.com>
 http://www.goof.com/pcg/marc/