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<?php $arr = [ ["question" => "What's your name?", "question_key" => "key1"], ["question" => "What's your job?", "question_key" => "key2"], ["question" => "Where do you live?", "question_key" => "key3"], ["question" => "What's your name?", "question_key" => "key1"], ["question" => "What's your job?", "question_key" => "key2"], ["question" => "Where do you live?", "question_key" => "key3"], ["question" => "What's your name?", "question_key" => "key1"], ["question" => "What's your job?", "question_key" => "key2"], ["question" => "Where do you live?", "question_key" => "key3"] ]; print_r($arr);

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