PHP 6 的新特性
PHP的下一?版本,V6,包含了很的新特性和?法改?,?使它在面向?像方面性更易用。
其他重要的特性:比如在核心函?中?Unicode (?一??)的支援,?意味著 PHP 6提供了更好的更可靠??支援。
PHP已?很流行, 被??的?站使用,被大部分因特?接入商所支援,被Yahoo??的大?路公司使用著。在即???的PHP版本中??新增一些成功的新特性,使PHP在某 些?合下更易用更安全。你??好接受 PHP 6 了??如果你明天就升?了,你的程式??行得很好??你?怎????篇文章集合了PHP 6的改?,他?中的一些?份移植到版本的PHP v5.x,您目前的Script可能需要?行一些?整。
如果你?在使用不是PHP,但是一直在考?它,考?一下它的新特性。?些特?,?Unicode的核心支援到XML支援,使它更容易?你?的功能填?PHP的?用。
PHP 6 新特性如果要??本文?注明出?,Seven的部落格,Email:See7di@Gmail.com
PHP 6目前已?作???者快照使用,所以你可以下?和?用一下?篇文章列出很多特性,?些特性已?在目前的快照中??了。??源。
改?Unicode支援如果要??本文?注明出?,Seven的部落格,Email:See7di@Gmail.com
在PHP的核心函?中,有很多?Unicode字串的支援的改?,?些新特性??生大幅度的影?因?它允?PHP???字元提供更多的支援。所以如果一???者或者架??使用不同的?言,例如Java程式?言,是因?它具有超?PHP的??化支援的?,?支援改??他?花一????考?一下PHP。
因?今天你已?可以下?到??者版本的 PHP V6,你?看到一些功能函?已?支援Unicode字串。有一?函?清?已?被??和??了完全可以?理Unicode,???源。
命名空?如果要??本文?注明出?,Seven的部落格,Email:See7di@Gmail.com
命名空?是一?避免因函?或者?之?的命名?突而使你的函?和?以及方法?法?取,而不使用前?命名?例的一?方法。因此,透?使用命名空?,你可以命名?人可能已?使用的?名,而不用?心在?行??出?。表一提供了一?在PHP中使用命名空?的?例。
您不用在源程式?中做更新或更改,因?你?的任何PHP程式?可以不包含命名空?而?行得很好。因?命名空?特性似乎?移植到PHP 5.3 X中,如果它可以使用,您可以在自己的程式中引用命名空?。
表一,命名空??例如果要??本文?注明出?,Seven的部落格,Email:See7di@Gmail.com
// I'm not sure why I would implement my own XMLWriter, but at least
// the name of this one won't collide with the one built in to PHP
namespace NathanAGood;
class XMLWriter
{
// Implementation here...
}
$writer = new NathanAGood::XMLWriter();
?>
Web 2.0 特性
依?於你怎?使用PHP和你?在Script的是什??子的,?在的?言和?法差?,可能?或者不?最大程度的影?下面一些特性,?是指那些直接?你引用的Web 2.0功能到你的PHP?用程式。
SOAP
SOAP是一??路服?「? ?」的??,?且支援不少其他?言,例如Java和微?的.NET,?然有其他的方法???和使用?路服?,比如 表象化????(Representational State Transfer )REST,SOAP仍然在使不同平台具有可操作性中是最常用的。此外,SOAP在PHP?充和PEAR?中使用,SOAP在PHP中??是不支援的,因 此你?用???充或者叫你的ISP?用。此外,PEAR包允?你建立SOAP客?端和伺服器,如SOAP包。
如果你改?了???定,SOAP??在PHP 6中?用。???充?提供你很容易的的??SOAP客?端和SOAP服?,允?你??的?用提供使用或者?路服?。
如果SOAP?充是???定,那就意味著你不能在PHP中?定它?,如果您??的PHP?用程式?且它???到一?ISP伺服器上,您可能需要?查一下你的ISP,以??SOAP??用?他?升?。
XML如果要??本文?注明出?,Seven的部落格,Email:See7di@Gmail.com
在PHP 5.1中XMLReader 和XMLWriter已??成PHP核心的一部分,?使你工作起?更??如果在你的PHP程式中需要使用到XML的?。和SOAP?充一?,如果你使用SOAP或者XML?是?好消息因?PHP 6比已?出?的PHP4 更?合你。
被?除的?西
除 了具有的一些新功能,PHP 6引擎??除一些在前面版本中已?有的功能。大部分?些功能,如register_globals 和safe_mode 在目前的PHP中被??「破的」。因?他?可能?暴露一些安全??。PHP在努力的清除中,在下一?版本中?些??PHP中?除或者??。反?者??大部 分ISP或者企??保留?在的Script因?升?到PHP6?破??在的的Script,但是支援者??很高?看到PHP??修?了?些漏洞,?且提供 了一?乾?,安全的?行工具。
??PHP?除的功能有:
magic_quotes register_globals register_long_arrays safe_mode

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics











PHP and Python each have their own advantages, and choose according to project requirements. 1.PHP is suitable for web development, especially for rapid development and maintenance of websites. 2. Python is suitable for data science, machine learning and artificial intelligence, with concise syntax and suitable for beginners.

PHP is widely used in e-commerce, content management systems and API development. 1) E-commerce: used for shopping cart function and payment processing. 2) Content management system: used for dynamic content generation and user management. 3) API development: used for RESTful API development and API security. Through performance optimization and best practices, the efficiency and maintainability of PHP applications are improved.

In PHP, password_hash and password_verify functions should be used to implement secure password hashing, and MD5 or SHA1 should not be used. 1) password_hash generates a hash containing salt values to enhance security. 2) Password_verify verify password and ensure security by comparing hash values. 3) MD5 and SHA1 are vulnerable and lack salt values, and are not suitable for modern password security.

PHP is a scripting language widely used on the server side, especially suitable for web development. 1.PHP can embed HTML, process HTTP requests and responses, and supports a variety of databases. 2.PHP is used to generate dynamic web content, process form data, access databases, etc., with strong community support and open source resources. 3. PHP is an interpreted language, and the execution process includes lexical analysis, grammatical analysis, compilation and execution. 4.PHP can be combined with MySQL for advanced applications such as user registration systems. 5. When debugging PHP, you can use functions such as error_reporting() and var_dump(). 6. Optimize PHP code to use caching mechanisms, optimize database queries and use built-in functions. 7

PHP handles file uploads through the $\_FILES variable. The methods to ensure security include: 1. Check upload errors, 2. Verify file type and size, 3. Prevent file overwriting, 4. Move files to a permanent storage location.

PHP type prompts to improve code quality and readability. 1) Scalar type tips: Since PHP7.0, basic data types are allowed to be specified in function parameters, such as int, float, etc. 2) Return type prompt: Ensure the consistency of the function return value type. 3) Union type prompt: Since PHP8.0, multiple types are allowed to be specified in function parameters or return values. 4) Nullable type prompt: Allows to include null values and handle functions that may return null values.

PHP is still dynamic and still occupies an important position in the field of modern programming. 1) PHP's simplicity and powerful community support make it widely used in web development; 2) Its flexibility and stability make it outstanding in handling web forms, database operations and file processing; 3) PHP is constantly evolving and optimizing, suitable for beginners and experienced developers.

PHP and Python each have their own advantages, and the choice should be based on project requirements. 1.PHP is suitable for web development, with simple syntax and high execution efficiency. 2. Python is suitable for data science and machine learning, with concise syntax and rich libraries.
