<?php function addArrays($output,$input) { return array_sum(func_get_args()); } $output = array(0,0,0,0,0); $testdata = "580,680,480,380"; $input = explode(",", $testdata); $subtotal = array_sum(explode(",", $testdata)); $output = array_map(addArrays(), $output, array_push($input,$subTotal)); var_dump($output); ?>
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