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<?php $array = array_fill(0, 14, ['amount_paid' => 2050.00]); var_export( array_map( fn($set) => array_sum(array_column($set, 'amount_paid')), array_chunk($array, 10) ) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => 20500.0, 1 => 8200.0, )

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