trim function php
/* Removes whitespace from beginning and end of a string if
* the second parameter is omitted
* First parameter must be the string
* Second parameter is optional and can include an alternative character or set of characters.
*/
// Example 1
$string = " Hello world ";
$trimmedString = trim($string);
// Output = 'Hello world',
// Example 2
$string = "babcabcHello worldabbaca";
$trimmedString = trim($string, 'abc');
// Output = 'Hello world',php trim
<?php
$text = "\t\tThese are a few words :) ... ";
$binary = "\x09Example string\x0A";
$hello = "Hello World";
var_dump($text, $binary, $hello);
print "\n";
$trimmed = trim($text);
var_dump($trimmed);
$trimmed = trim($text, " \t.");
var_dump($trimmed);
$trimmed = trim($hello, "Hdle");
var_dump($trimmed);
$trimmed = trim($hello, 'HdWr');
var_dump($trimmed);
// trim the ASCII control characters at the beginning and end of $binary
// (from 0 to 31 inclusive)
$clean = trim($binary, "\x00..\x1F");
var_dump($clean);
?>php rtrim
$colors=trim("blue,red,green,",",");//remove last , with rtrimCopyright © 2021 Codeinu
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