PHP有7个数据类型。七个类型:
- 字符串,
- 整数,
- 浮动,
- 布尔,
- 数组,
- 对象,
- 资源。
字符串
字符串保持字符,如“一”、“abc”,“www.manongjc.com”等。PHP字符串是区分大小写的。
对象
有多个值对象是复杂的变量,他们可以有自己的功能。
资源
资源可能是图片数据,或者一个SQL查询的结果。我们应该使用它们后释放资源。
原文地址:http://www.manongjc.com/article/1000.html
相关阅读:
php 获取表单复选框checkbox值一个简单实例
php 使用数组的方式提交表单form数据
php 使用post方式提交表单的实例
select下拉框多选及取值实例
php 一个简单的表单提交实例

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

mPDF
mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),

SublimeText3 Chinese version
Chinese version, very easy to use

WebStorm Mac version
Useful JavaScript development tools

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver Mac version
Visual web development tools
