Identify a method that tests whether the condition returned by the callback function holds for all items in an array.
A) array.every(callback [,thisArg])
B) array.filter(callback [,thisArg])
C) array.some(callback [,thisArg])
D) array.find(callback [,thisArg])

Question

Identify a method that tests whether the condition returned by the callback function holds for all items in an array.
A) ​array.every(callback [,thisArg])
B) ​array.filter(callback [,thisArg])
C) ​array.some(callback [,thisArg])
D) ​array.find(callback [,thisArg])

Quizplus · Accepted Answer

The method array.every(callback [,thisArg]) tests whether the condition returned by the callback function holds for all items in an array. The callback function returns a boolean value, and this method returns true if and only if the callback function returns true for every item in the array.

Identify a Method That Tests Whether the Condition Returned by the Callback