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JavaScript JavaScript Foundations Arrays Creating Arrays

Herb Bresnan
Herb Bresnan
10,658 Points
Posted by Herb Bresnan
Herb Bresnan
10,658 Points

The array constructor?

I understand it is a bad idea to use the array constructor in your code. But Jim said it could be useful and we may see it. Using the example in the video, var a = new array(50); In what situation would it be useful to have an array with x number of undefined values?

1 Answer

Nguy峄卬 Th脿nh C么ng
Nguy峄卬 Th脿nh C么ng
11,880 Points
Nguy峄卬 Th脿nh C么ng
Nguy峄卬 Th脿nh C么ng
11,880 Points

I think you will see it soon if you start building a website. Because of complicated, it not easy to example for you right now.