echo class

The question looks like the following code Class A { function A () { $this->nnum = 1024; } function Selfclass () { echo "Class A "; } } Class B extends A { function Selfclass () { echo "Class B "; } } ?> $obj = new B (); $obj->selfclass ();

Q: How can a subclass object directly call a function that is overloaded in the base class? /// Check the following code for the problem: Class { Function () { $ This-> nnum= 1024; } Function SelfClass () { Echo "class "; } } Class B

This article mainly introduces the sequence of execution of _ destruct and register_shutdown_function in php. for details, refer to the php Manual. _ Destruct is The Destructor is executed when all references to an object are deleted or when the

This article mainly introduces the sequence of execution of _ destruct and register_shutdown_function in php. for details, refer to the php Manual. _ Destruct is The Destructor is executed when all references to an object are deleted or when the

In php, _ destruct and register_shutdown_function are executed sequentially. The sequence of execution of _ destruct and register_shutdown_function in php is analyzed according to the php Manual. _ Destruct is the sequence in which the destructor

Sequential execution of _ destruct and register_shutdown_function in php According to the php manual. _ Destruct is The Destructor is executed when all references to an object are deleted or when the object is explicitly destroyed. While

JS Phase TestFirst, the choice question1. The processing file to which the data in the form is to be submitted is specified by the form's ( C ) attribute. A. Method B. Name C. Action D. None of the above is true2. in a CSS style sheet, the property

1. Abstract classAn abstract class cannot be instantiated directly, it must inherit the abstract class first, and then instantiate the subclass. At least one abstract method should be included in the abstract class. If a class method is declared

In PHP development, there is a large proportion. we are operating on arrays, so the learning of arrays is critical ~~ In PHP development, there is a large proportion. we are operating on arrays, so the learning of arrays is critical ~~

Q: How can a subclass object directly call a function that is overloaded in the base class? /// & Nbsp; check the following code: & lt ;? Phpclass & nbsp; A {function & nbsp; A () {& nbsp; $ this-& gt; nNum & nbsp; = & nbsp; 102 How can a subclass

Smarty How to call a const member of a PHP class PHP Content: Require ("libs/smarty.class.php"); Class My_class { Const PWD = "Gogo"; var $username = "Deep Space"; } $class _obj = new My_class; echo $class _obj->username. ' '; echo $class _obj::P

This article provides a detailed analysis of some things that need to be paid attention to in php5.3. For more information, see php5.3. New features 1. namespace is supported)Before 5.3 The code is as follows: Class Zend_Db_Table_Select { //

The biggest change to Namespacesphp5.3 is undoubtedly Namespaces (there was a related PHPNamespacesFAQ ). This has brought many benefits to php developers, and the function naming problem widely criticized has also been solved. Code is clearer.

PHPStatic latency static binding usage analysis, static. PHPStatic latency static binding usage analysis. static this article describes PHPStatic latency static binding usage. For your reference, see PHP5.3 and later introduction of PHP Static

Plug-ins too much is always bad, the spirit can not use the principle of online search, this method is feasible. Plug-ins too much is always bad, the spirit can not use the principle of online search, this method is feasible.1. Open the

Php5.3 considerations. New features in php5.3 1. support for namespace before 5.3 copy the code as follows :? PhpclassZend_Db_Table_Select {indicates that the current class file is located under ZendDbTable} 5. php5.3 New features 1. namespace is

PHP5.3 language features. Performance improvement php5.3 overall performance improvement 5-15% md5 () faster 10-15% BetterstackimplementationintheengineConstants move to read-only memory exception processing Process Improvement (simplified,

PHP 5.3 New Features 1 New features in PHP 5.3 1.1 Namespace) Namespace is undoubtedly the most important new feature of PHP5.3. In PHP5.3, you only need to specify a different namespace. The namespace separator is reversed \. // Select.

Php5.3New Features1. namespace is supported)Before 5.3 Copy codeThe Code is as follows: Class Zend_Db_Table_Select { // Indicates that the current class file is located under Zend/Db/Table } 5.3Copy codeThe Code is as follows: Namespace

This article mainly introduces the usage of PHPStatic delayed Static binding, and analyzes the Static delayed Static binding functions, definitions, and usage skills in combination with the instance form, for more information about Static binding