PHP: trim() function
PHP: Strip whitespace (or other characters) from the beginning and end of a string
The trim() function is used to remove the white spaces and other predefined characters from the left and right sides of a string.
Version:
(PHP 4 and above)
Syntax:
trim(string_name, char_list)
Parameters:
| Name | Description | Required / Optional |
Type |
|---|---|---|---|
| string_name | The string to be trimmed. | Required | String |
| char_list | Specifies the character(s) to remove. Without this
remove the following
" " an
ordinary space. "\0" - the NUL-byte. "\t" - tab. "\n" - line feed. "\x0B" - a vertical tab. "\r" - a carriage return. |
Optional | String |
Return value:
The trimmed string.
Value Type: String.
Pictorial Presentation
Example - 1:
<?php
$string_name=' Welcome to w3resource.com ';
$new_string=trim($string_name);
echo $new_string;
?>
Output:
Welcome to w3resource.com
View the example in the browser
Example - 2 :
<?php
$string_name=" Welcome to w3resource.com";
$new_string=trim($string_name,"\t");
//echo $new_string;
var_dump($new_string);
?>
Output :
string(25) "Welcome to w3resource.com"
View the example in the browser
See also
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https://www.w3resource.com/php/function-reference/trim.php
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