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Alex Rivera
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I currently have the following array: Array( [0] => Array ( [user] => Name 1 [group] => 1 ) [1] => Array ( [user] => Name 2 [group] => 1 ) [2] => Array ( [user] => Name 3 [group] => 2 ) [3] => Array ( [user] => Name 4 [group] => 2 ) [4] => Array ( [user] => Name 5 [group] => 3 ) ) I am attempting to create a new array with the various group values as the key, then count how many are in each group to give the following: Array ( [1] => 2 [2] => 2 [3] => 1 ) I have attempted to use the following, however I get undefined index warnings: $newArr = array(); foreach ($details['user_groups'] as $key => $value) { $newArr[$value['user_groups']]++; }
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