check indonesia provider by phone number

provider.php

<?php

$providerList = [
	"telkomsel" => [
		"0811",
		"0812",
		"0813",
		"0821",
		"0822",
		"0823",
		"0852",
		"0853",
		"0851"
	],
	"indosat" => [
		"0814",
		"0815",
		"0816",
		"0855",
		"0856",
		"0857",
		"0858",
	],
	"xl" => [
		"0817",
		"0818",
		"0819",
		"0859",
		"0877",
		"0878",
	],
	"three" => [
		"0895",
		"0896",
		"0897",
		"0898",
		"0899",
	],
	"axis" => [
		"0838",
		"0831",
		"0832",
		"0833",
	]
];

$myNumber = "08336727337";

$result = null;
foreach ($providerList as $key => $value) {
	foreach ($value as $key2 => $value2) {
		if (preg_match("/^{$value2}.*/", $myNumber))
		{
			$result = $key;
			break;
		}
	}
}


echo $result;