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<?php $edge_lengths = [420, 593.9696961967, 420]; uksort($edge_lengths, fn($k1, $k2) => $edge_lengths[$k2] <=> $edge_lengths[$k1] ?: $k2 <=> $k1); print_r(array_keys($edge_lengths));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 1 [1] => 2 [2] => 0 )

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