Question

Which of the following function is used as a consequence of not including semicolons, commas or whitespace in the Cookie value?

(a) encodeURIComponent()

(b) encodeURI()

(c) encodeComponent()

(d) encode()

This question was posed to me in a job interview.

My doubt stems from Cookies in portion Document Object Model and Event Handling in Javascript of JavaScript

Answer 1

The correct choice is (a) encodeURIComponent()

For explanation: Cookie values cannot include semicolons, commas, or whitespace. For this reason, you may want to use the core JavaScript global function encodeURIComponent() to encode the value before storing it in the cookie.