Php www to non www redirect

$url = $_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];

if (preg_match('/www./', $url)){

  $url = str_replace('www.','https://', $url);

  header( "HTTP/1.1 301 Moved Permanently" );
  header( 'Location: ' . $url );
  exit;
}

Similar codes

0 vote148 views2 answers
Woocommerce get user id by email
PHP
3 votes120 views3 answers
Php read csv to array
PHP
1 vote121 views1 answer
Linux nohup write other file
PHP
53 votes143 views6 answers
Laravel run seed
PHP
0 vote112 views1 answer
File upload permission in php
PHP
0 vote147 views1 answer
Laravel nginx
PHP Laravel
0 vote141 views1 answer
Script to create AdminLTE in a Laravel project
PHP
1 vote138 views1 answer
Remove all post in wordpress by query
PHP
0 vote88 views1 answer
Login with email or username codeigniter 4
PHP
4 votes123 views3 answers
Laravel on delete set null
PHP