// Defeat munchkins, collect coins. Everything as usual.
// Use AND to check existence and type in one statement.

while (true) {
    var enemy = hero.findNearestEnemy();
    // With AND, the type is only checked if enemy exists.
    if (enemy && enemy.type == "munchkin") {
        hero.attack(enemy);
    }

    // Find the nearest item.
    var item = hero.findNearestItem();
    // Collect item if it exists and its type is "coin".
    if(item && item.type == "coin") {
    hero.moveXY(item.pos.x, item.pos.y);
}
}

Projektuję strony www Lublin na Joomla i WordPress