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 {//
Http://www.ibm.com/developerworks/opensource/library/os-php-5.3new1/index.htmlStartArticleDescription
Some of them are translated as follows:Late static bindings is a new feature added to php5.3. in pinyin, it is the expression originally fixed
New features of PHP5.3: read the new features of PHP5.3. The biggest change to Namespacesphp5.3 is undoubtedly Namespaces (a related PHPNamespacesFAQ was previously provided ). This has brought many benefits to php developers, and the function
Too many plug-ins are always bad. In line with the principle that you don't need them, you can find them online. This method is feasible.1. Open the functions. php file under wp-uplodes and insert this Code:// Page-based plug-in-free
PHP Static latency static binding usage analysis, Static static
This article describes the usage of Static binding with PHP Static latency. We will share this with you for your reference. The details are as follows:
After PHP5.3, static binding
The following is a detailed summary of the usage of the class in php. For more information, see
1. Structure and call (instantiation ):
Class className {}, call: $ obj = new className (); when the class has a constructor, you should also input
Access modifier: used to describe the access modifier where a member (attribute, method) can be accessed:
Used to describe where a member (attribute, method) can be accessed!
Tip:PHP adopts the concept of class to restrict access to members!PHP
/**php Double colon:: (scope-scoped operator) usage* You can access properties and methods overridden in static, const, and class.* Within the class ontology, you can use the "self:: constant name" or ""* "Class Name:: Constant name" can be used in
Differences between static and self in PHP classA {??? Publicstaticfunctionwho (){?????? Echo _ CLASS __;???}??? Publicstaticfunctiontest (){?????? Self: who ();?????? Static: differences between static and self in wh PHP
Class {??? Public static
I. Structure and call (instantiation): classclassName {}, call: $ obj = newclassName (); when a class has a constructor, you should also input parameters. For example, $ obj = newclassName ($ v, $ v2 & hellip;); 2: constructor and Destructor: 1.
The php Standard Library spl is used to implement the observer mode. The last time the pure php is used to implement the observer mode (php observer mode), the following advantages apply to the php Standard Library spl: generate the observer you
One: Structure and invocation (instantiation):
Class classname{}, called: $obj = new ClassName (), and when the class has a constructor, it should also pass in the parameter. such as $obj = new ClassName ($v, $v 2 ...);
Two: Constructors and
This section describes the serialization and deserialization of cloned objects. the use of traits and the PHP Reflection mechanism of related functions of objects.
Content described in this section
Object cloning
Object traversal
Object
1. Structure and call (instantiation ):
Class className {}, call: $ obj = new className (); when the class has a constructor, you should also input parameters. For example, $ obj = new className ($ v, $ v2 ...);
2. constructor and destructor:1.
The main three attributes of an object
Object behavior: You can apply those actions to the object, turn on the light, turn off the light is behavior.
The shape of the object: When applied to those methods is how the object responds, color, size, and
Control the number of instances of the PHP Class! In order to ensure the efficient use of server resources, and a class, such as templates Ah, database what, in a page only need to instantiate once! That is, running only one instance in memory! To
Brief introduction
There are three configuration items in php.ini:
Session.save_path= ""--set the storage path for the sessionSession.save_handler= ""--set user-defined storage functions, if you want to use the PHP built-in session storage
This article describes how to dynamically create attributes and methods in PHP, copy objects, compare objects, load specified files, automatically load class files, and namespaces, for more information about how to dynamically create attributes and
[Php]/*Consider the following scenarios:The password is incorrect once, prompting you to log on againTwo errors. The verification code is displayed.Five errors make the verification code more complex10 errors, locked account General idea: { If
After reading the datastore introduction and using MVC to write php, I want to use php to write a model for redis to implement some basic functions of datastore... so I encountered such a problem -.-In php, the _ CLASS is statically bound. If the
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.