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<?php $array = [ ['KRA_category'=>'Business'], ['KRA_category'=>'Business'], ['KRA_category'=>'People'], ['KRA_category'=>'Business'], ['KRA_category'=>'Business'], ['KRA_category'=>'Business'] ]; foreach ($array as ['KRA_category' => $value]) { $result[$value] ??= -1; ++$result[$value]; } var_export(array_filter($result));
Output for git.master, git.master_jit, rfc.property-hooks
array ( 'Business' => 4, )

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