10 PHP One Liners to Impress Your Friends

01.php

<?
foreach(range(1, 10) as $i) echo $i * 2 . " ";

02.php

<?
echo array_sum(range(1, 1000));

03.php

<?
$words = array("php", "foo", "framework", "apache", "nginx");
$tweet = "This is an example tweet talking about PHP and Apache.";

foreach($words as $word) if(stripos($tweet, $word) !== false) echo "$word\n";

04.php

<?
echo file_get_contents("oneliners.php");

05.php

<?
foreach(range(1, 4) as $i) echo "Happy Birthday " .($i == 3 ? "dear Martin" : "to You") . "\n";

06.php

<?
foreach(array(49, 58, 76, 82, 88, 90) as $i) $i > 60 ? ($passed[] = $i) : ($failed[] = $i);

07.php

<?
echo simplexml_load_file("http://search.twitter.com/search.atom?&q=php")->asXML();

08.php

<?
echo min(array(14, 35, -7, 46, 98)) . "\n";
echo max(array(14, 35, -7, 46, 98)) . "\n";

09.php

<?
($pid = pcntl_fork()) == -1 ? exit(1) : ($pid ? hardCoreAction() && pcntl_wait($status) : hardCoreAction());

10.php

<?
// The idea by @tvlooy
// and a small bug fix by me.

foreach($p = range(2, 100) as $v) foreach(range(2, $v - 1) as $c) if(!($v % $c) && $v != 2) unset($p[$v - 2]);

echo join("\n", $p);

Fix for the Sieve of Eratosthenes:
if(!($v%$c) && $v!=2) unset($p[$v-2])