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<?php function getVarName(&$var) { $var = serialize($var); $name = array_search($var, $GLOBALS, true); $var = unserialize($var); return $name; } function foo(&$yoba) { echo getVarName($yoba); } $peka = true; foo($peka);
Output for git.master, git.master_jit, rfc.property-hooks
peka

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