How to use rtrim in PHP
In this article I will explain how the rtrim() function can be used in PHP.
rtrim() function in PHP
- The rtrim() function is used to remove white spaces or other predefined character from the right side of a string.
- The rtrim() function returns a string without white-space.
Syntax
Parameter
- string string is required parameter. It determine check to string.
-
charlist charlist is optional parameter. it's determine for characters to remove from the string. If omitted, all of the following characters are removed:
- "\0" - NULL
- "\t" - tab
- "\n" - new line
- "\x0B" - vertical tab
- "\r" - carriage return
- " " - ordinary white space
Example
The following example show to how the rtrim() function can be used in PHP.
<html>
<body>
<h3 style="color: green;">rtrim() function example in PHP</h3>
<?php
$string1="C-sharpcorner";
$string2="C-sharpcorner\t\t";
$string3="\t\tC-sharpcorner\x0A";
$string4="Have A Nice Day";
$trimmed_text=rtrim($string1);
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($string2);
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($string3);
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($string1,'C-');
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($string4,"ay");
var_dump($trimmed_text);
?>
</body>
</html>
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Output
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