<?php $tokens = [ ':rr'=>'\[0-9]', ':tipo'=>'\[A-Z]' ]; $regex = '/#([a-zA-z0-9_]+)(:[a-zA-Z]+)/'; $pattern = 'blog/#month:tipo/#year:rr'; echo $result = preg_replace($regex, "(?<$1>$2)", $pattern); echo PHP_EOL; echo $result = strtr($result, $tokens); /*echo preg_replace_callback($regex, function (array $matches) { $tokens = [ ':rr'=>5, ':tipo'=>'\[A-Z]' ]; echo "(?<{$matches[1]}>{$tokens[$matches[2]]})"; }, $pattern);*/
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