boo1ean · December 18, 2015 20:29
diff --git a/self-read-generator.php b/self-read-generator.php
 <?php

 function read($filename) {
    $file = fopen($filename, 'r');
    while ($line = fgets($file)) {
        yield $line;
    }
 }

 $iterator = read(__FILE__);

 foreach ($iterator as $line) {
    echo $line . PHP_EOL;
 }
	<?php

	function read($filename) {
	$file = fopen($filename, 'r');
	while ($line = fgets($file)) {
	yield $line;
	}
	}

	$iterator = read(__FILE__);

	foreach ($iterator as $line) {
	echo $line . PHP_EOL;
	}