PHP脚本语言综述(含外文出处)

PHP脚本语言综述(含外文出处)(中文4400字,英文3300字)
摘要：本文简要的介绍了PHP语言概念。并将这些抽象概念以简易明了的语句阐明清楚，讲解深入浅出，内容系统全面。
关键字：PHP语言 脚本语言
PHP脚本语言综述
PHP是一种脚本语言，最初用于生产动态网页设计。它已发展到包括一个命令行界面的能力，可以在独立的图形应用程序中使用。
虽然PHP最初由Rasmus Lerdorf创建于1995年，PHP的主要执行现所产生的PHP集团和PHP的事实上的标准服务，因为没有正式的规范。 PHP是PHP的免费软件许可证下发布的，但它是用GNU通用公共许可证（GPL），由于对长期PHP的使用限制不相容的。

PHP scripting language summary
PHP is a scripting language originally designed for producing dynamic web pages. It has evolved to include a command line interface capability and can be used in standalone graphical applications.
While PHP was originally created by Rasmus Lerdorf in 1995, the main implementation of PHP is now produced by The PHP Group and serves as the de facto standard for PHP as there is no formal specification. PHP is free software released under the PHP License, however it is incompatible with the GNU General Public License (GPL), due to restrictions on the usage of the term PHP. [资料来源：http://www.doc163.com]