Quiz

Let's practice what we learned about ES2021 with these quizzes

Quiz

1

Which one of the following methods was introduced in ES2021

A)

String.prototype.replace()

B)

String.prototype.startsWith()

C)

String.prototype.replaceAll()

D)

String.prototype.substring()

Question 1 of 40 attempted

Get hands-on with 1400+ tech skills courses.