PHP/String/rtrim

Cleaning Up a String with trim(), Itrim(), and strip_tags()

 
<?php
$text = "\t\t\tlots of room";
$text = trim( $text );
print $text;
?>
==
keep white space at the beginning of a string but remove it from the end. 
<?php
$text = "\t\t\tlots of room  ";
$text = rtrim( $text );
print $text;
?>

string rtrim ( string str [, string trim_chars] ) only trims whitespace from the righthand side of a string.

 
<?
    $string = rtrim(" testing ");
?>