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<?php class myClass { private $arr = ["rose" => "red", "violet" => "blue", "grass" => "green"]; function getArrVal($elem){ return $this->arr[$elem]; } } $obj = new myClass; $flowers = [0=>"rose",1=>"violet"]; $closure = function( $item ){ return $this->getArrVal( $item ); }; foreach ($flowers as $key => $flower){ $color = $closure->call($obj,$flower); echo ucfirst("{$flower}s are $color"); echo ($key == 0)? ",\n" : " ...\n"; }

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