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<?php $code = '<?php class Foo { public const NEW = Bar::NEW; }'; foreach (token_get_all($code, TOKEN_PARSE) as $t) { if (is_array($t) && strcasecmp($t[1], 'new') === 0) { echo token_name($t[0]), ' [', $t[1], ']', PHP_EOL; } }
Output for git.master, git.master_jit
T_NEW [NEW] T_STRING [NEW]

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