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<?php $contents = <<<'PHP' <?php class AClass { public function aMethod() { \$test = true;# a comment } } PHP; $output = ''; foreach (token_get_all($contents) as $token) { if (is_string($token)) { $output .= $token; } elseif (in_array($token[0], [T_COMMENT, T_DOC_COMMENT], true)) { var_dump($token[1]); } elseif (T_WHITESPACE === $token[0]) { var_dump($token[1]); } else { $output .= $token[1]; } }
Output for git.master, git.master_jit, rfc.property-hooks
string(1) " " string(1) " " string(1) " " string(5) " " string(1) " " string(1) " " string(5) " " string(9) " " string(1) " " string(1) " " string(11) "# a comment" string(5) " " string(1) " "

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