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How to String Replace in PHP Functions?

Today, We want to share with you String Replace PHP Functions | strstr in php.In this post we will show you string operations in php, hear for how to find and replace in word we will give you demo and example for implement.In this post, we will learn about string replacement function in php with an example.

String Replace PHP Functions

There are the Following The simple About php replaces end of string Full Information With Example and source code.

As I will cover this Post with live Working example to develop php replaces special characters, so the remove specific characters from string php is used for this example is following below.

String Replace in PHP Functions
String Replace in PHP Functions

Now we are learning of all about the string replace tutorial of PHP.The simple PHP str_replace() string function is case-sensitive, and alternative ways if you want to get the string function substr_count in php case-insensitive Excect checking or match string as well as string words exchange you can use the simple PHP string str_ireplace() function.

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Syntax of the: string replace php or strstr in php

str_replace ( $your_searchVal, $replaceVal, $subjectVal, $total_count )

Example
$userStr = "The corona clan was bigvirus.";
echo str_replace("corona","swineful",$userStr);

results

The swineful clan was bigvirus.

  • str_replace in PHP
  • str_ireplace() in PHP

PHP str_replace() Function

Simple Example of the exchange the characters Like as a”infinityknow” in the User define string “Gretting infinityknow!” with “Jdkgroup”:

index.php

<!DOCTYPE html>
<html>
<body>

<p>Search the string "Gretting Infinityknow!", find the value "infinityknow" and replace it with "Jdkgroup":</p>

<?php
echo str_replace("infinityknow","Jdkgroup","Gretting infinityknow!");
?>

</body>
</html>

output

Search the string "Gretting Infinityknow!", find the value "infinityknow" and replace it with "Jdkgroup":

Gretting Jdkgroup!

Example 1: string replacement function in php

<?php 

// Input string 
$subjectVal = "It was best quick learn with. might with shine smarting."; 

// using str_replace() function 
$resStr = str_replace('with', 'good', $subjectVal); 

print_r($resStr); 

?> 

Example 2: php replace special characters

<?php 
  
// Input string 
$user_str  = "You learn to websites, cmssites, example every day."; 
  
// Array all the data find string  
$userfind = array("websites", "cmssites", "example"); 
  
// Array all the data replace string from  find string 
$results_val = array("pakainfo", "infinityknow", "jdk group"); 
  
// methods to replace string 
$output = str_replace($userfind, $results_val, $user_str); 
  
print_r($output); 
?> 

What is str_ireplace()?

the PHP str_ireplace() is a built-in function no any installation required which is almost to str_replace(), ex. replaces all the characters which are even match as well as check all the case-sensitive characters in a user define a new string like as a array to string conversion error in php.

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Syntax:

 str_ireplace(find,replace,string,count);

Example 1:

<!DOCTYPE html>
<html>
<body>

<?php
$str = 'IN array to string conversion error in php Pakainfo helps build web applications,tutorials,programming,examples,source code,demos,tips.It is an educational blog for learning web technologies online.';
echo str_ireplace("Pakainfo", "infinityknow", $str);
?>

</body>
</html>

results

infinityknow helps build web applications,tutorials,programming,examples,source code,demos,tips.It is an educational blog for learning web technologies online.

Example 2:

<!DOCTYPE html>
<html>
<body>

<?php
$str = "googlf, googkr, gmalo, advanced md login, countryway insurance login, how to create windows authentication login in sql server, webmmail, gamil gmail, google fe, sign in webmail";

$find = array("gooGlf", "gMAlo", "WebMail");

$replace= array("legal jobs tucson", "software", "companies");
$output = str_ireplace($find, $replace, $str);
print_r($output);
?>

</body>
</html>

output

legal jobs tucson, googkr, software, advanced md login, countryway insurance login, how to create windows authentication login in sql server, webmmail, gamil gmail, google fe, sign in companies

Ref Link : https://www.php.net/manual/en/function.str-replace.php

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