Wrap a string into new lines in PHP

Description

The following code shows how to wrap a string into new lines.

Example

/*from  w  ww.j  a  v a 2  s .  c o m*/
<?php
    $str = "An example of a long word is: loooooooooooooooooooooooooong";
    echo wordwrap($str,15);
?>

The code above generates the following result.