日記の最近のブログ記事

Perl系

• JPerl Advent Calendar 2010 - Hacker Track
• JPerl Advent Calendar 2010 - Casual Track
• JPerl Advent Calendar 2010 - English Track
• JPerl Advent Calendar 2010 - Acme Track
• JPerl Advent Calendar 2010 - Win32 Track
• Meta Advent Calendar Track (by JPerl)

Ruby系

• Ruby Advent Calendar jp: 2010
• Ruby Advent Calendar jp-en: 2010

Python系

• Python Web フレームワーク アドベントカレンダー2010

PHP系

• PHP Advent Calendar jp 2010
• CakePHP Advent Calendar 2010
• Symfony Advent 2010
• OpenPNE 3.6 Advent Calendar

JavaScript系

• JavaScript Advent Calendar 2010

いろいろ

• C++ Advent Calendar jp 2010
• C# Advent Calendar jp: 2010
• D Programming Advent Calendar 2010
• F# Advent Calendar jp 2010
• Haskell Advent Calendar jp 2010
• Scala Advent Calendar jp 2010
• Coq Advent Calender
• Symbolic Programing Advent Calendar 2010
• 正規表現しちへんげ！
• Emacs Advent Calendar jp: 2010
• MySQL Casual Advent Calendar 2010
• カーネル／VM Advent Calendar

class MyClass
{
    const constant = 'constant value';

    function showConstant() {
        echo  self::constant . "\n";
    }
}

echo MyClass::constant . "\n";

$classname = "MyClass";
echo $classname::constant . "\n"; // PHP 5.3.0 以降で対応

$class = new MyClass();
$class->showConstant();

echo $class::constant."\n"; // PHP 5.3.0 以降で対応