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<?php $class = new \stdClass(); $class->name = 'Test'; var_dump($class); $names = array_column([$class], 'name'); var_dump($names);
Output for git.master, git.master_jit, rfc.property-hooks
object(stdClass)#1 (1) { ["name"]=> string(4) "Test" } array(1) { [0]=> string(4) "Test" }

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