/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

27 votes246 views6 answers
Carbon add minutes
PHP
1 vote281 views1 answer
Wordpress is_archive
PHP Wordpress
0 vote303 views4 answers
Sweetalert laravel
PHP Laravel
-1 vote245 views1 answer
Carbon check sunday
PHP
0 vote332 views1 answer
Laravel imap - Set message flags
PHP Laravel
0 vote215 views1 answer
Php receive data from jquery
PHP
0 vote269 views1 answer
Php header filename with spaces
PHP
45 votes331 views6 answers
Laravel migration add column after
PHP Laravel
3 votes245 views4 answers
Magento Fatal error: Allowed memory size of 134217728 bytes exhausted
PHP
11 votes253 views4 answers
Php remove space before and after string
PHP