function beforeFilter() {
	$acl = array();
	$action = array('create', 'read', 'update', 'delete');
	foreach ($action as $value) {
		$acl[$value] = $this->Acl->check($this->Auth->user('username'), 'posts', $value);
	}
	$this->set('acl', $acl);
}

if ($acl['create']) {
	echo $this->Html->link('Add Post', array('action' => 'add'));
}

<?php
print theme('links', array('links' => menu_navigation_links('menu-custom'), 'attributes' => array('class'=> 'custom')));
?>

function display() {
	$path = func_get_args();
 
	$count = count($path);
	if (!$count) {
		$this->redirect('/');
	}
	$page = $subpage = $title_for_layout = null;
 
	if (!empty($path[0])) {
		$page = $path[0];
	}
	if (!empty($path[1])) {
		$subpage = $path[1];
	}
	if (!empty($path[$count - 1])) {
		$title_for_layout = Inflector::humanize($path[$count - 1]);
	}
	$this->set(compact('page', 'subpage', 'title_for_layout'));
	$this->render(implode('/', $path));
}

function display() {
	$path = func_get_args();
 
	//ここから
	if ($path[0] == 'home') {
		$this->layout = 'home';
	}
	//ここまで
 
	...
 
}

<?php
function THEMENAME_preprocess_node(&$variables) {
	$value = db_query("SELECT field_name_value  FROM {field_data_field_name} where entity_id= :uid", array(':uid' =>$variables['uid']))->fetchField();
	$variables['alter_name'] = $value;
}
?>

<?php print $alter_name; ?>

<?php
$result = convertNum(1234, 5);//01234
 
function convertNum($num, $figures) {
	$str = sprintf("%0".$figures."d", $num);
	return $str;
}
?>

var result = convertNum(1234, 5);//01234
 
function convertNum(num, figures) {
	var str = String(num);
	while (str.length < figures) {
		str = "0"+str;
	}
	return str;
}

var result = convertNum(1234, 5);//01234
 
function convertNum(num:uint, figures:uint):String {
	var str:String = String(num);
	while (str.length < figures) {
		str = "0"+str;
	}
	return str;
}

<?php
echo convert_japanese_year(2000, 1, 1); //「H12」を出力
 
function convert_japanese_year($year, $month, $day) {
	$date = (int)sprintf("%04d%02d%02d", $year, $month, $day);
 
	if ($date >= 19890108) { //平成元年（1989年1月8日以降）
		$name = "H";
		$year -= 1988;
	} else if ($date >= 19261225) { //昭和元年（1926年12月25日以降）
		$name = "S";
		$year -= 1925;
	} else if ($date >= 19120730) { //大正元年（1912年7月30日以降）
		$name = "T";
		$year -= 1911;
	} else if ($date >= 18680125) { //明治元年（1868年1月25日以降）
		$name = "M";
		$year -= 1867;
	}
	return $name.(string)$year;
}
?>

<?php
require_once("Calendar/Month/Weekdays.php");
require_once("Date/Holidays.php");
 
$current_year = date("Y");
$current_month = date("n");
$calMonth = new Calendar_Month_Weekdays($current_year, $current_month, 0);//第3引数の0は週の最初を日曜に
$calMonth->build();
$ja = "data/Date_Holidays_Japan/lang/Japan/ja_JP.xml";
$dh = &Date_Holidays::factory("Japan", $current_year, "ja_JP");
$dh->addTranslationFile($ja, "ja_JP");
$holidays = array();
 
//祝日の月日をキーに祝日名を配列に格納
foreach ($dh->getHolidays() as $value) {
	$holidays[$value->getDate()->format("%m%d")] = $value->getTitle();
}
 
echo "<h2>".$current_year."年".$current_month."月"."</h2>\n";
echo "<table class=\"calendar\">\n"; 
echo "<thead>\n"; 
echo "<tr><th>日</th><th>月</th><th>火</th><th>水</th><th>木</th><th>金</th><th>土</th></tr>\n"; 
echo "</thead>\n"; 
echo "<tbody>\n"; 
 
while ($day = $calMonth->fetch()) { 
	if ($day->isFirst()) {
		echo '<tr>';
	}
	if ($day->isEmpty()) { 
		echo "<td>&nbsp;</td>";
	} else { 
		$date = sprintf("%02d",$day->thisMonth()).sprintf("%02d",$day->thisDay());
		if (array_key_exists($date, $holidays)) {
			echo "<td class=\"holiday\">";//祝日のとき
		} else if ($day->isFirst()) {
			echo "<td class=\"sun\">";//週の最初（日曜）のとき
		} else if ($day->isLast()) {
			echo "<td class=\"sat\">";//週の最後（土曜）のとき
		} else {
			echo "<td>";
		}
		echo "<span class=\"day\">".$day->thisDay()."</span>";
 
		//祝日に該当する月日の場合、祝日名を出力
		if (array_key_exists($date, $holidays)) {
			echo "<span class=\"holiday\">".$holidays[$date]."</span>";
		}
		echo "</td>";
	} 
	if ($day->isLast()) { 
		echo "</tr>\n";
	} 
} 
echo "</tbody>\n";
echo "</table>\n";
?>

<?php
require_once("simplepie/simplepie.inc");
 
$feed = new SimplePie();
$feed->set_feed_url("http://www.almondlab.jp/feed");
$feed->enable_cache(false);
$feed->init();
$feed->handle_content_type();
 
foreach ($feed->get_items(0, 5) as $item) {
	$link = $item->get_permalink();
	$title = $item->get_title();
	$date = $item->get_date("(Y年m月d日)");
	echo "<a href=\"".$link."\">".$title.$date."</a>";
}
?>

$feed->set_feed_url(array(
	"http://www.almondlab.jp/feed",
	"http://www.example.jp/feed"
));

$feed->set_cache_location("cache/");//保存するディレクトリ
$feed->set_cache_duration(600); //単位は秒で指定

<?php
if (!is_user_logged_in()) auth_redirect();
?>

<?php
//uidが3で、プロフィールフィールドのIDが1のデータ
$value = db_result(db_query("SELECT value FROM {profile_values} WHERE uid = %d AND fid = %d", 3, 1));
echo $value;
?>

<?php
echo(get_filename("test.txt")); //test
echo(get_filename("test.test.txt")); //test.test
 
function get_filename($file) {
	return preg_replace("/(.+)(\.[^.]+$)/", "$1", $file);
}
?>

package {
 
	import flash.events.Event;
	import flash.net.URLLoader;	
	import flash.net.URLRequest;	
	import flash.net.URLRequestMethod;
	import flash.net.URLVariables;
	import flash.text.TextField;
 
	public class Main extends Sprite {
 
		public function Main() {
			var url_variables:URLVariables = new URLVariables();
			var url_request:URLRequest = new URLRequest("functions.php");
			var loader:URLLoader = new URLLoader();
 
			//PHPリクエストのPOST変数にPHPの関数名を含める
			url_variables.function_name = "test";
			url_request.method = URLRequestMethod.POST;
			url_request.data = url_variables;
 
			//PHPを実行（読み込み）
			loader.addEventListener(Event.COMPLETE, onComplete);
			loader.load(url_request);
 
			//PHPの実行が完了したとき
			function onComplete(event:Event):void {
 
				//テキストフィールドを作成して、PHP関数の出力を表示
				var textfield:TextField = new TextField();
				stage.addChild(textfield);
				textfield.text = event.target.data;
			}
		}
	}
}

<?php
 
//POST変数「function_name」の関数が存在したら実行
$function = $_POST['function_name'];
if (function_exists($function)) $function();
 
function test() {
 
	//文字列を出力（ActionScriptに渡す）
	echo "function test";
}
?>

<script type="text/javascript">
function getPath() {
    return location.href;
}
</script>

var path:String = ExternalInterface.call("getPath");

<param name="FlashVars" value="path=<?php echo "http://".$_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"]; ?>" />

var param:Object = loaderInfo.parameters;
var path:String = param["path"];

<?php /*Template Name: topics XML*/ ?>  
<?php echo "<?xml version=\"1.0\" encoding=\"".get_option("blog_charset")."\" ?".">"; ?>  
<topics> 
 
<!-- 最近の記事10件をクエリにセット -->
<?php query_posts("posts_per_page=10"); ?>
 
<?php while (have_posts()) : the_post(); ?>
<topic>
 
<!-- タイトル、抜粋、リンクを出力 -->
<title><?php the_title(); ?></title>
<excerpt><?php the_excerpt_rss(); ?></excerpt>
<url><?php the_permalink(); ?></url>
 
</topic>
 
<?php endwhile; ?>
</topics>

<?php /*Template Name: topics XML*/ ?>

#!/usr/bin/php
<?php
$fp = fopen('php://stdin', 'r');
echo '<p>'.fgets($fp, 1024).'</p>';
fclose($fp);
?>