3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test_check = array(array("county"=>"Jackson", "state_name"=>"TN"), array("county"=>"Argile", "state_name"=>"TN"), array("county"=>"Jackson", "state_name"=>"TN"), array("county"=>"Jackson", "state_name"=>"MS")); foreach($test_check as $details) { $test[]=$details['county'] . " " . $details['state_name']; } $testb = array_count_values($test); arsort($testb); print_r($testb);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [Jackson TN] => 2 [Argile TN] => 1 [Jackson MS] => 1 )
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Array ( [Jackson TN] => 2 [Jackson MS] => 1 [Argile TN] => 1 )

preferences:
233.92 ms | 403 KiB | 343 Q