课程介绍
PHP 是一种创建动态交互性站点的强有力的服务器端脚本语言。
PHP 是免费的，并且使用非常广泛。同时，对于像微软 ASP 这样的竞争者来说，PHP 无疑是另一种高效率的选项。
在继续学习之前，您需要对以下知识有基本的了解：
- HTML
- CSS
PHP 是什么？
- PHP（全称：PHP：Hypertext Preprocessor，即"PHP：超文本预处理器"）是一种通用开源脚本语言。
- PHP 脚本在服务器上执行。
- PHP 可免费下载使用。
PHP 对初学者而言简单易学。
PHP 也为专业的程序员提供了许多先进的功能。
PHP 文件是什么？
- PHP 文件可包含文本、HTML、JavaScript代码和 PHP 代码
- PHP 代码在服务器上执行，结果以纯 HTML 形式返回给浏览器
- PHP 文件的默认文件扩展名是 ".php"
PHP 能做什么？
- PHP 可以生成动态页面内容
- PHP 可以创建、打开、读取、写入、关闭服务器上的文件
- PHP 可以收集表单数据
- PHP 可以发送和接收 cookies
- PHP 可以添加、删除、修改您的数据库中的数据
- PHP 可以限制用户访问您的网站上的一些页面
- PHP 可以加密数据
通过 PHP，您不再限于输出 HTML。您可以输出图像、PDF 文件，甚至 Flash 电影。您还可以输出任意的文本，比如 XHTML 和 XML。
为什么使用 PHP？
- PHP 可在不同的平台上运行（Windows、Linux、Unix、Mac OS X 等）
- PHP 与目前几乎所有的正在被使用的服务器相兼容（Apache、IIS 等）
- PHP 提供了广泛的数据库支持
- PHP 是免费的，可从官方的 PHP 资源下载它： www.php.net
- PHP 易于学习，并可高效地运行在服务器端
目录
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"live": {
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"discuss": {
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,
"flash": {
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,
"doc": {
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,
"ppt": {
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"testpaper": {
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"download": {
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1734903277
课程来源
菜鸟编程
- 菜鸟学编程，学的不仅是代码，而是梦想！！！