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JavaScript Object-Oriented JavaScript (2015) Practice Project Object-Oriented JavaScript Review


function Shape(sides) { this.sides = sides; }

function Square() { Shape.call(______________, 4); }

Square.prototype = Object.create(Shape.prototype);

What is the answer to this question?

1 Answer

Valeshan Naidoo
Valeshan Naidoo
27,007 Points

Whenever you use the call method for a function, the first parameter is always "this" (without the apostrophes), it associates the attributes to "this" which when called belongs to the Shapes() function.