PHP: rtrim() function
PHP: Strip whitespace (or characters) from the end of a string
The rtrim() function is used to remove the whitespaces and other predefined characters from the right side of a string.
Version:
(PHP 4 and above)
Syntax:
rtrim(string_name, char_list)
Parameter:
| Name | Description | Required / Optional |
Type |
|---|---|---|---|
| string_name | The string that will be trimmed. | Required | String |
| char_list |
Specifies which
character to remove from
the string. Without this
parameter, the function
removs the following
characters. " " an ordinary space "\0" - the NUL-byte \t" - tab \n" - line feed \x0B" - a vertical tab "\r" - a carriage return |
Optional | String |
Return value:
Returns the modified string.
Value Type: String.
Pictorial Presentation
Example:
<?php
$text1="w3resource.com ";
$text2="w3resource.com\t\t";
$text3="\t\tw3resource.com\x0A";
$text4="Good Morning";
$trimmed_text=rtrim($text1);
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($text2);
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($text3);
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($text1,'w3');
var_dump($trimmed_text);
echo '<br>';
$trimmed_text=rtrim($text4,"ng");
var_dump($trimmed_text);
?>
Output :
string(14) "w3resource.com" string(14) "w3resource.com" string(16) "w3resource.com" string(16) "w3resource.com" string(10) "Good Morni"
View the example in the browser
See also