Concurrent computing: Difference between revisions

=={{header|Wren}}==

<lang ecmascript>import "random" for Random

var words = ["Enjoy", "Rosetta", "Code"]

var rand = Random.new()

for (h in 1..3) {

var fibers = List.filled(3, null)

for (i in 0..2) fibers[i] = Fiber.new { System.print(words[i]) }

var called = List.filled(3, false)

var j = 0

while (j < 3) {

var k = rand.int(3)

if (!called[k]) {

fibers[k].call()

called[k] = true

j = j + 1

}

}

System.print()

}</lang>

{{out}}

Sample run:

<pre>

Enjoy

Code

Rosetta

Code

Enjoy

Rosetta

Rosetta

Enjoy

Code

</pre>