php replace %s string code example

Example 1: php replace return character

$string = str_replace("\n", "", $string);
$string = str_replace("\r", "", $string);

Example 2: php str replace

<?php
$string = str_ireplace("FoX", "CAT", "the quick brown fox jumps over the lazy dog");
echo $string; // the quick brown CAT jumps over the lazy dog
?>