/PHP/Php remove line if it contains string

Php remove line if it contains string

$rows = file("problem.txt");    
$blacklist = "foo|bar|lol";

foreach($rows as $key => $row) {
    if(preg_match("/($blacklist)/", $row)) {
        unset($rows[$key]);
    }
}

file_put_contents("solved.txt", implode("\n", $rows));

Source: stackoverflow.com

Similar codes

-1 vote265 views3 answers
Codeigniter pagination example
PHP
0 vote252 views1 answer
Remove cache from cpanle larael
PHP
4 votes267 views4 answers
Laravel sum relationship column
PHP Laravel
2 votes251 views1 answer
Namespace in php
PHP
1 vote261 views1 answer
Session cakephp
PHP
0 vote318 views1 answer
Get post index wordpress
PHP
0 vote320 views3 answers
Php array_reverse keep keys
PHP
0 vote313 views1 answer
How do I display logged-in username IF logged-in? site:wordpress.stackexchange.com
PHP Wordpress
12 votes353 views2 answers
Creating a Basic Route in Laravel 8
PHP Laravel
13 votes266 views6 answers
Find auth laravel
PHP Laravel