Article
Topic
Learning
Download
Q&A
Programming Dictionary
Game
Recent Updates
login
简体中文(ZH-CN)
English(EN)
繁体中文(ZH-TW)
日本語(JA)
한국어(KO)
Melayu(MS)
Français(FR)
Deutsch(DE)
Next Section： String retrieval functions strpos() and strstr()
(4347 plays)
Next Section
Watch Again
ဆ
Chapter
Note
Ask
Courseware
Feedback
Classic introduction to PHP string operations
Chapter1 String basics
1-1 The difference between single quotes and double quotes when declaring strings
1-2 The difference and connection between the grammatical structures of heredoc and nowdoc
1-3 heredoc and nowdoc initialize local variables and class attributes
1-4 Detailed explanation of two syntaxes and examples of variable parsing
1-5 String addition, deletion, modification and search operations
Chapter2 In-depth explanation of string functions
2-1 Substring processing substr and related functions
2-2 String retrieval functions strpos() and strstr()
2-3 String padding and replacement str_pad() and str_replace()
2-4 String length statistics strlen() and mb_strlen(), mb_strwidth()
2-5 Splitting and combining strings explode() and implode()
2-6 Detailed explanation of character type conversion [temporary/permanent/automatic]
2-7 String formatting function [Key points]
2-8 String content filtering and transcoding
2-9 String serialization and JSON processing [Key points]
Previous section
Next Section
Tutorial List
get help
Course Recommendations
Courseware download
Elementary
Imperial CMS enterprise imitation website tutorial
3048 people are watching
Elementary
Newbies with zero foundation in WordPress build personal blogs and corporate websites
6743 people are watching
Elementary
Ultimate CMS zero-based website building instruction video
2724 people are watching
Elementary
Front-end project-Shangyou [HTML/CSS/JS technology comprehensive practice]
3117 people are watching
Intermediate
Vue3.0 from 0 to build a universal backend management system project practice
5351 people are watching
Elementary
Zero-based front-end course [Vue advanced learning and practical application]
2821 people are watching
Elementary
WEB front-end tutorial [HTML5+CSS3+JS]
3506 people are watching
Elementary
Quick introduction to apipost
2161 people are watching
Intermediate
Vue3+TypeScript practical tutorial-enterprise-level project practice
3208 people are watching
Elementary
Let's briefly talk about starting a business in PHP
17423 people are watching
Intermediate
VUE e-commerce project (front-end & back-end dual project actual combat)
3828 people are watching
Elementary
Apipost practical application [api, interface, automated testing, mock]
2265 people are watching
PHP string operation source code
Belongs to chapter：Classic introduction to PHP string operations
Download
Students who have watched this course are also learning
492155 plays
Let's briefly talk about starting a business in PHP
Quick introduction to web front-end development
Large-scale practical Tianlongbabu development of Mini version MVC framework imitating the encyclopedia website of embarrassing things
Getting Started with PHP Practical Development: PHP Quick Creation [Small Business Forum]
Login verification and classic message board
Computer network knowledge collection
Quick Start Node.JS Full Version
The front-end course that understands you best: HTML5/CSS3/ES6/NPM/Vue/...[Original]
Write your own PHP MVC framework (40 chapters in depth/big details/must read for newbies to advance)
notes
X
About us
Disclaimer
Sitemap
php.cn：Public welfare online PHP training，Help PHP learners grow quickly！
![Front-end project-Shangyou [HTML/CSS/JS technology comprehensive practice]](https://img.php.cn/upload/course/000/000/068/63bfcb2974f91471.jpg)
![Zero-based front-end course [Vue advanced learning and practical application]](https://img.php.cn/upload/course/000/000/068/63bbd15353895588.jpg)
![WEB front-end tutorial [HTML5+CSS3+JS]](https://img.php.cn/upload/course/000/000/068/63ba60c8da520536.jpg)
![Apipost practical application [api, interface, automated testing, mock]](https://img.php.cn/upload/course/000/000/068/63b3c967a20f4861.jpg)
PHP string operation source code
Belongs to chapter：Classic introduction to PHP string operations
