Advanced JS Part 1

Asynchronous JavaScript and XML

Advanced JavaScript and XML

Automatic JavaScript and XML

Asynchronous Java and XML

To improve the security of web applications

To make web pages more visually appealing

To allow asynchronous communication with the server

To prevent cross-site scripting attacks

onclick

onhover

onsubmit

onkeyup

getElementById("myButton").addEventListener("click", myFunction);

document.getElementById("myButton").on("click", myFunction);

document.getElementById("myButton").addEventListener("onclick", myFunction);

document.getElement("myButton").onClick = myFunction;

onblur

onchange

onfocus

oninput

window.onkeydown(handleKeyPress);

document.getElementByTagName("body").onkeydown = handleKeyPress;

document.addEventListener("onkeydown", handleKeyPress);

window.addEventListener("keydown", handleKeyPress);

try

catch

throw

finally

To catch and handle exceptions.

To define a block of code that will be executed if an exception occurs.

To specify the code that will run regardless of whether an exception occurs or not.

To throw a custom exception.

To define a block of code that will be executed if an exception occurs.

To catch and handle exceptions.

To specify the code that will run regardless of whether an exception occurs or not.

To throw a custom exception.

To catch and handle exceptions.

To define a block of code that will be executed if an exception occurs.

C) To specify the code that will run regardless of whether an exception occurs or not.

To throw a custom exception.