Perl 6 Deep Dive

Starting a thread

In this and in the following sections, we will examine the methods of the Thread class. We will start, though, with the start method, which creates a thread and starts its execution.

In the following example, three threads are created. Each of them receives a name and a code block. Code blocks do the same job in each thread and only print the value of the $*THREAD variable, which will be different within different threads:

say $*THREAD;my $t1 = Thread.start(name => 'Test 1', sub {say $*THREAD});my $t2 = Thread.start(name => 'Test 2', sub {say $*THREAD});my $t3 = Thread.start(name => 'Test 3', sub {say $*THREAD});say $t1.WHAT;say $t2.WHAT;say $t3.WHAT;

Run the program and see what it prints. Your output may differ from the ...