search
HomeBackend DevelopmentPHP ProblemWhat is the character replacement function in php

What is the character replacement function in php

Jul 11, 2020 pm 04:00 PM
phpfunctioncharacter

The character replacement function in php is str_replace(). The str_replace() function is used to replace some characters in a string. This function is case-sensitive. Function syntax: [str_replace(find,replace,string,count)].

What is the character replacement function in php

#The character replacement function in php is str_replace().

(Recommended tutorial: php tutorial)

Function introduction:

str_replace() function replaces some characters in the string (case sensitive) .

Note: This function is case-sensitive.

Function syntax:

str_replace(find,replace,string,count)

Parameter introduction:

  • find Required. Specifies the value to look for.

  • replace Required. Specifies the value to replace the value in find .

  • #string Required. Specifies the string to be searched for.

  • #count Optional. A variable counting the number of substitutions.

Code implementation:

<?php
  //实例一:字符串替换字符串
  $str1 = str_replace("red","black","red green yellow pink purple");
  echo $str1."";  //输出结果为black green yellow pink purple
?>
<?php
  //实例二:字符串替换数组键值
  $arr = array("blue","red","green","yellow");
  $str1 = str_replace("red","pink",$arr,$i);
  print_r($str1);
?>

The above is the detailed content of What is the character replacement function in php. For more information, please follow other related articles on the PHP Chinese website!

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

Atom editor mac version download

Atom editor mac version download

The most popular open source editor

VSCode Windows 64-bit Download

VSCode Windows 64-bit Download

A free and powerful IDE editor launched by Microsoft

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

SublimeText3 English version

SublimeText3 English version

Recommended: Win version, supports code prompts!

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor