- array_map: documentation ( source)
- print_r: documentation ( source)
- preg_split: documentation ( source)
<?php
function df_explode_camel($name) {return preg_split('#(?<=[a-z])(?=[A-Z0-9])#x', $name);}
print_r(array_map('df_explode_camel', ['ZohoCRM', 'ZohoInventory', 'Dynamics365']));