lower to uppercase in php code example

Example 1: php uppercase

//string to all uppercase
$string = "String with Mixed use of Uppercase and Lowercase";
//php string to uppercase
$string = strtoupper($string);
// = "STRING WITH MIXED USE OF UPPERCASE AND LOWERCASE"

Example 2: convert string to lowercase in php

/* There is a function in php wich convert all paragraph or 
string to lowercase*/
<?php
echo strtolower("Hey Samy, HAVE YOU CHECK THE LATEST MOVIE.");


// Output: hey samy, have you check the latest movie.
?>

Example 3: php convert to lowercase

<?php
echo strtolower("Convert THIS TEXT ALL TO LOWER CASE");
?>