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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$metaWords = [
'slovo_1',
'slovo_2',
'slovo_3',
];
$uri = explode('/', $_SERVER['REQUEST_URI']);
$url = "test.ru/slovo/stranica";
$uri = explode('/', $url);
$uri = array_slice($uri, 1, -1);
$metaWords = array_merge($metaWords, $uri);
//print_r ($metaWords);
echo "<meta name=\"keywords\" content=\"", implode(", ", $metaWords), "\">";