<?php
//str_replace("Original Value", "Value to be replaced", "String");
$result = str_replace("1", "2", "This is number 1");
// Output: This is number 2
?>str_replace ($search, $replace, $subject);$var1 = 'hello.world';
$var2 = str_replace(".", "-", $var1);
echo $var2; // hello-world
$vowels = array("a", "e", "i", "o", "u", "A", "E", "I", "O", "U");
$onlyconsonants = str_replace($vowels, "", "Hello World of PHP");
// Fornece: Hll Wrld f PHP<? php
echo str_replace('search', 'replace', 'string search'); // string replace
?>echo str_replace("search","replace","string search"); // string replace