Identify a true statement of array.find(callback [,thisArg])method.
A) It tests whether the condition returned by the callback function holds for at least one item in array.
B) It returns the value of the first element in the array that passes a test in the callback function.
C) It tests whether the condition returned by the callback function holds for all items in array.
D) It returns the index of the first element in the array that passes a test in the callback function.

Question

Identify a true statement of array.find(callback [,thisArg])method.
A) ​It tests whether the condition returned by the callback function holds for at least one item in array.
B) ​It returns the value of the first element in the array that passes a test in the callback function.
C) ​It tests whether the condition returned by the callback function holds for all items in array.
D) ​It returns the index of the first element in the array that passes a test in the callback function.

Quizplus · Accepted Answer

The array.find() method returns the value of the first element in the array that passes a test (defined by the callback function). It does not return the index of the element or test whether the condition holds for all items in the array. Therefore, option B is the correct choice.

Identify a True Statement of Array.find(callback [,ThisArg])method