Online PHP editor | refs for IboLu

<?php class my_obj { public $term_id; public $name; public $slug; public function __construct($i, $n, $s) { $this->term_id = $i; $this->name = $n; $this->slug = $s; } } $objA = new my_obj(23, "Assasination", "assasination"); $objB = new my_obj(14, "Campaign Finance", "campaign-finance"); $objC = new my_obj(15, "Campaign Finance", "campaign-finance-good-government-political-reform"); $array = array($objA, $objB, $objC); echo "Original array:\n"; print_r($array); /** Answer Code begins here */ $filtered = array_intersect_key($array, array_unique(array_column($array, 'name'))); /** Answer Code ends here */ echo "After removing duplicates\n"; print_r($filtered);