- array_map: documentation ( source)
- print_r: documentation ( source)
- array_values: documentation ( source)
<?php
$shops = [
'sc.icfgjofgjgfnic2.fgjwegjb01-fglive' => ['au'],
'sc.jufgjdmia4gfdj.wefgb01' => ['ci','cm','eg','gh','ke','ma','ng'],
'sc.fhfghdj.j' => ['bd', 'ir', 'lk', 'mm', 'np', 'pk'],
];
print_r(array_map('count', array_values($shops)));