php入门:strrchr 实例教程
php入门:strrchr 实例教程
定义和用法
该strrchr ( )函数认定的立场上发生了一系列另一个字符串,并返回所有字符从这一立场出发,以结束的字符串。
如果字符无法找到,这个功能返回FALSE 。
语法
strrchr(string,char)
Parameter Description
string 必选。指定搜索字符串
char 必选。指定的字符串。如果这是一个数目,它将寻求匹配的字符的ASCII值这个数目
提示和说明提示:此功能是二进制的安全。
范例1 echo strrchr("Hello world!","world");
?>
输出结果.
world!
再来看一个strrchr实例吧.
示例2
在这个例子中,我们将搜寻字串的ASCII值为“ 0 ” :
echo strrchr("Hello world!",111);
?>
输出结果.orld!
www.111cn.cn/phper/php.html

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

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics



PHP 8.4 brings several new features, security improvements, and performance improvements with healthy amounts of feature deprecations and removals. This guide explains how to install PHP 8.4 or upgrade to PHP 8.4 on Ubuntu, Debian, or their derivati

To work with date and time in cakephp4, we are going to make use of the available FrozenTime class.

To work on file upload we are going to use the form helper. Here, is an example for file upload.

CakePHP is an open-source framework for PHP. It is intended to make developing, deploying and maintaining applications much easier. CakePHP is based on a MVC-like architecture that is both powerful and easy to grasp. Models, Views, and Controllers gu

Validator can be created by adding the following two lines in the controller.

Logging in CakePHP is a very easy task. You just have to use one function. You can log errors, exceptions, user activities, action taken by users, for any background process like cronjob. Logging data in CakePHP is easy. The log() function is provide

Visual Studio Code, also known as VS Code, is a free source code editor — or integrated development environment (IDE) — available for all major operating systems. With a large collection of extensions for many programming languages, VS Code can be c

CakePHP is an open source MVC framework. It makes developing, deploying and maintaining applications much easier. CakePHP has a number of libraries to reduce the overload of most common tasks.
