Az alabbi peldaban mi alapjan hivja a locations nevu objectet ha sehol nincs referencia ra?

van egy function update(location) a kovetkezo reszletekkel:

function update(location) {

button1.innerText = location["button text"][0];

button2.innerText = location["button text"][1];

button3.innerText = location["button text"][2];

button1.onclick = location["button functions"][0];

button2.onclick = location["button functions"][1];

button3.onclick = location["button functions"][2];

text.innerText = location.text

};

es van a

const locations = [

{

name: "town square",

"button text": ["Go to store", "Go to cave", "Fight dragon"],

"button functions": [goStore, goCave, fightDragon],

text: "You are in the town square. You see a sign that says \"Store\"."

},

{

name: "store",

"button text": ["Buy 10 health (10 gold)", "Buy weapon (30 gold)", "Go to town square"],

"button functions": [buyHealth, buyWeapon, goTown],

text: "You enter the store."

}

];

az alabbi ket funckcion belul hivom a locations objectet

function goTown() {

update(locations[0]);

};

function goStore() {

update(locations[1]);

}

az a resze megvan, hogy mi a locations[0] vagy locations[1], de az nem hogy miert vagy hogyan fut at a location parameteren es helyettesiti be a megfelelot. mikent kpezeljem el? function update(location) csak felvazol vmit es mikor hivom az update funkciot az igazabol update magaval location parameterrel?