<?php $custom_fields = [ 'foo' => '17', 'bar' => '17', ]; $time_intervals = ['day', 'month', 'year', 'hour', 'minute', 'period']; $data = [ 'fooday' => '17', 'foomonth' => 'March', 'name' => 'Chris' ]; function array_string_multiply() { $arrays = func_get_args(); $keys = array_keys(array_reduce($arrays, function ($keys, $arr) { return $keys + $arr; }, array())); $sums = array(); foreach ($keys as $key) { $sums[$key] = array_reduce($arrays, function ($sum, $arr) use ($key) { return $sum . @$arr[$key]; }); } return $sums; } foreach (array_string_multiply(array_keys($custom_fields), $time_intervals) as $key) { var_dump($key); } foreach (array_keys($custom_fields) as $name) { foreach ($time_intervals as $interval_name) { // ; } } var_dump($data); // Result should be array that only contains $data['name'] = 'Chris'
You have javascript disabled. You will not be able to edit any code.