[Wordpress SEO URL few slash/slesh] redirect from multiple sleshes to one #seo #wordpress #redirect #htaccess #php

.htaccess

RewriteCond %{THE_REQUEST} \ (.*)//+
RewriteRule (.*) https://www.kaper.pro/$1 [R=301,L]

functions.php

<?php
  add_filter( 'request', 'removeMultipleSlash' );
  function removeMultipleSlash( $query_vars ){

      $request = urldecode($_SERVER['REQUEST_URI']);

      $re = '/\/\/+/m';
      if( preg_match($re, $request)){
          $str = $request;
          $subst = '/';

          $result = preg_replace($re, $subst, $str);
          wp_safe_redirect( $result, 301);

      }



      return $query_vars;
  }

index.php

$request = urldecode($_SERVER['REQUEST_URI']);
$re = '/\/\/+/m';
if( preg_match($re, $request)){
    $str = $request;
    $subst = '/';

    $result = preg_replace($re, $subst, $str);

    header("HTTP/1.1 301 Moved Permanently"); 
    header("Location: $result"); 
    exit();

}