remove white space before and after string php code example

Example 1: remove whitespace from string php

$str = "\n\n\nHello World!\n\n\n";
echo "With trim: " . trim($str);

Example 2: php remove space before and after string

$words = '      my words     ';
$words = trim($words);
var_dump($words);
// string(8) "my words"