circles[0].style.borderRadius = '0'
circles[1].style.cssText = 'background-color: red'`
This media is not supported in your browser
VIEW IN TELEGRAM
how u work with Asus Rog Strix Scar 15
Finding HTML elements by id
Finding HTML elements by tag name
Finding HTML elements by class name
Finding HTML elements by CSS selectors
Finding HTML elements by HTML object collections
Finding HTML elements by tag name
Finding HTML elements by class name
Finding HTML elements by CSS selectors
Finding HTML elements by HTML object collections
```addEventListener()```` usuli belgilangan elementga hodisa ishlov beruvchisini biriktiradi.
```addEventListener()
```addEventListener()```` usulidan foydalanganda, JavaScript yaxshi o'qilishi uchun HTML belgilaridan ajratiladi va HTML belgilashni nazorat qilmaganingizda ham voqea tinglovchilarini qo'shish imkonini beradi.
```RemoveEventListener()
```addEventListener()
Bitta elementga bir nechta hodisa ishlov beruvchilarini qo'shishingiz mumkin.addEventListener()```` usuli hodisaning ko'piklanishga qanday munosabatda bo'lishini nazorat qilishni osonlashtiradi.
Bitta elementga, ya'ni ikkita "klik" hodisasiga bir xil turdagi ko'plab hodisa ishlov beruvchilarini qo'shishingiz mumkin.
Hodisa tinglovchilarini har qanday DOM ob'ektiga nafaqat HTML elementlarini qo'shishingiz mumkin. ya'ni oyna ob'ekti.
```addEventListener()```` usulidan foydalanganda, JavaScript yaxshi o'qilishi uchun HTML belgilaridan ajratiladi va HTML belgilashni nazorat qilmaganingizda ham voqea tinglovchilarini qo'shish imkonini beradi.
```RemoveEventListener()
`` usulidan foydalanib, hodisa tinglovchisini osongina olib tashlashingiz mumkin.myDisplayer("Hello");
}
function mySecond() {
myDisplayer("Goodbye");
}
myFirst();
mySecond();