How to have one binary operation performed over a binary array?

Question

Suppose a binary array var arr = [true, true, false];.

Is there any way to get the AND or OR of the whole array using one method?

Answer 1

You could use Boolean as callback for

• OR with Array#some or for

• AND with Array#every.

var array = [true, true, false];

console.log(array.some(Boolean));  // or
console.log(array.every(Boolean)); // and