Online PHP editor | refs for TiF1I

@ 2017-07-05T15:40:03Z

<?php

ini_set('error_reporting', -1);
ini_set('display_errors', 'on');

function generator()
{
    $a = ['a', 'b', 'c'];
    if(empty($a)){
        return null;
    }
    foreach($a as $i){
        yield i;
    }
}

foreach(generator() as $i) {
    echo $i;
}