var herbivora = new Array('kambing','sapi');
var karnivora = new Array('harimau','serigala','buaya','elang','hiu','anjing');
var omnivora = new Array('ayam','monyet','babi');
var binatang = new Array(herbivora, karnivora, omnivora);
console.log('jenis binatang :');
console.log('binatang herbivora: '+binatang[0]+' binatang karnivora: '+binatang[1]+' binatang omnivora: '+binatang[2]);
console.log('ada '+binatang.length+' kategori');
console.log('binatang hebivora ada '+binatang[0].length+'. binatang karnivora ada '+binatang[1].length+'. binatang omnivora ada '+binatang[2].length);
console.log('1. binatang herbivora: '+binatang[0]);
console.log('2. binatang karnivora: '+binatang[1]);
console.log('3. binatang omnivora: '+binatang[2]);