Online PHP editor | refs for p5sbY

@ 2018-10-23T16:59:42Z

<?php
function printer() {
    echo "I'm printer!".PHP_EOL;
    while (true) {
        $string = yield;
        echo $string.PHP_EOL;
    }
}

$printer = printer();

//var_dump($printer->send('Hello world!'));

foreach ($printer as $a) {

var_dump($printer->send('Bye world!'));
}