- print_r: documentation ( source)
<?php
$market_data_array =array (
'Turkey' =>
array (
'Gold' =>
array (
2020 =>
array (
'March' =>
array (
12 => 25000
),
),
),
),
);
$country_name = 'Turkey';
$rates_property_type = 'Silver';
$year = '2020';
$month = 'March';
$day_date = '12';
$rate_today = 8000;
$market_data_array[$country_name][$rates_property_type][$year][$month][$day_date] = $rate_today;
print_r($market_data_array);