求preg_replace正则匹配
$body='副标题#e#
“三川玲”是一名广州出版人,真名叫做李玲。取“三川玲”做笔名,是为了纪念家乡风物。毕业于华南师范大学, 在一家杂志做过十年记者、编辑,曾是当时保健图书热的推手之一。和很多职场妈妈一样,六年前当她生下女儿后开始关注育儿问题,并从事童书出版工作。
#p#千万不要随大流#e#
总之,要以我为主,为我服务的态度,千万不要随大流、千万不要超出自己的经济能力,千万不要抱着早教有魔力的态度,去盲目地选择早教机构。
#p#为了升学,突击学习#e#
入学前的速成班:为了升学,突击学习
随着丸子年龄的增长,我很快发现,有一类针对3~6岁孩子的早教班风风火火地存在着。
';
$body=preg_replace('正则', '',$body);
echo $body;
//这是DEDECMS里的内容,现在我要做一个阅读全文的页面,也就是这页文章不分页,要把内容里面的分页标记都去了,要去除的标记主要包括有:
//1、段首的分页标记“副标题#e#”
//2、中间的分页标记“#p#千万不要随大流#e#”
//说明:#e#是标题,#p#是分页,当然删除也包括#e#和#p#字符了。
?>
------解决思路----------------------
$body = '副标题#e#<p align="center" class="picView"><br /><img src="/static/imghwm/default1.png" data-src="/uploads/allimg/140806/1-140P6031044.jpg" class="lazy" alt="" /></p><br /><p><br /> “三川玲”是一名广州出版人,真名叫做李玲。取“三川玲”做笔名,是为了纪念家乡风物。毕业于华南师范大学, 在一家杂志做过十年记者、编辑,曾是当时保健图书热的推手之一。和很多职场妈妈一样,六年前当她生下女儿后开始关注育儿问题,并从事童书出版工作。</p><br />#p#千万不要随大流#e#<p><br /> 总之,要以我为主,为我服务的态度,千万不要随大流、千万不要超出自己的经济能力,千万不要抱着早教有魔力的态度,去盲目地选择早教机构。</p><br />#p#为了升学,突击学习#e#<br /><p><br /> <strong>入学前的速成班:为了升学,突击学习</strong></p><br /><p><br /> 随着丸子年龄的增长,我很快发现,有一类针对3~6岁孩子的早教班风风火火地存在着。</p><br />';<br /><br />$body=preg_replace('/(?:^<br><font color='#FF8000'>------解决思路----------------------</font><br>#p#).*?#e#\s*/s', '',$body);<br />echo $body;
“三川玲”是一名广州出版人,真名叫做李玲。取“三川玲”做笔名,是为了纪念家乡风物。毕业于华南师范大学, 在一家杂志做过十年记者、编辑,曾是当时保健图书热的推手之一。和很多职场妈妈一样,六年前当她生下女儿后开始关注育儿问题,并从事童书出版工作。
总之,要以我为主,为我服务的态度,千万不要随大流、千万不要超出自己的经济能力,千万不要抱着早教有魔力的态度,去盲目地选择早教机构。
入学前的速成班:为了升学,突击学习
随着丸子年龄的增长,我很快发现,有一类针对3~6岁孩子的早教班风风火火地存在着。

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.

In PHP, use the clone keyword to create a copy of the object and customize the cloning behavior through the \_\_clone magic method. 1. Use the clone keyword to make a shallow copy, cloning the object's properties but not the object's properties. 2. The \_\_clone method can deeply copy nested objects to avoid shallow copying problems. 3. Pay attention to avoid circular references and performance problems in cloning, and optimize cloning operations to improve efficiency.

PHP is suitable for web development and content management systems, and Python is suitable for data science, machine learning and automation scripts. 1.PHP performs well in building fast and scalable websites and applications and is commonly used in CMS such as WordPress. 2. Python has performed outstandingly in the fields of data science and machine learning, with rich libraries such as NumPy and TensorFlow.

Key players in HTTP cache headers include Cache-Control, ETag, and Last-Modified. 1.Cache-Control is used to control caching policies. Example: Cache-Control:max-age=3600,public. 2. ETag verifies resource changes through unique identifiers, example: ETag: "686897696a7c876b7e". 3.Last-Modified indicates the resource's last modification time, example: Last-Modified:Wed,21Oct201507:28:00GMT.

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 server-side scripting language used for dynamic web development and server-side applications. 1.PHP is an interpreted language that does not require compilation and is suitable for rapid development. 2. PHP code is embedded in HTML, making it easy to develop web pages. 3. PHP processes server-side logic, generates HTML output, and supports user interaction and data processing. 4. PHP can interact with the database, process form submission, and execute server-side tasks.

PHP has shaped the network over the past few decades and will continue to play an important role in web development. 1) PHP originated in 1994 and has become the first choice for developers due to its ease of use and seamless integration with MySQL. 2) Its core functions include generating dynamic content and integrating with the database, allowing the website to be updated in real time and displayed in personalized manner. 3) The wide application and ecosystem of PHP have driven its long-term impact, but it also faces version updates and security challenges. 4) Performance improvements in recent years, such as the release of PHP7, enable it to compete with modern languages. 5) In the future, PHP needs to deal with new challenges such as containerization and microservices, but its flexibility and active community make it adaptable.

The core benefits of PHP include ease of learning, strong web development support, rich libraries and frameworks, high performance and scalability, cross-platform compatibility, and cost-effectiveness. 1) Easy to learn and use, suitable for beginners; 2) Good integration with web servers and supports multiple databases; 3) Have powerful frameworks such as Laravel; 4) High performance can be achieved through optimization; 5) Support multiple operating systems; 6) Open source to reduce development costs.


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

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

EditPlus Chinese cracked version
Small size, syntax highlighting, does not support code prompt function

WebStorm Mac version
Useful JavaScript development tools

Safe Exam Browser
Safe Exam Browser is a secure browser environment for taking online exams securely. This software turns any computer into a secure workstation. It controls access to any utility and prevents students from using unauthorized resources.

SublimeText3 English version
Recommended: Win version, supports code prompts!

Zend Studio 13.0.1
Powerful PHP integrated development environment