<?php function addArrays() { 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(",", $testdata)); array_push($input,$subTotal); $output = array_map(addArrays(), $output, $input); var_dump(output); ?>
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