<documentation title="File names"> <standard> <![CDATA[ To be able to find which class is contained in a file, file names should be case-insensitively equal to class names. Some operating systems and tools are case-insensitive, though other are. So, file names should be in lower case to avoid any trouble. ]]> </standard> <code_comparison> <code title="Examples of valid file names"> <![CDATA[ super_class.php ]]> </code> <code title="Examples of invalid file names"> <![CDATA[ superclass.php // words not separated with underscores SuperClass.php // not in lower case and words not separated with underscores Super_class.php // not in lower case ]]> </code> </code_comparison> </documentation>