Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial


Joseph Torres
Joseph Torres
6,280 Points

question about properties and functions and methods in Javascript

Im a little confused between a property such as .write or .lenght vs an alert(). I understand what they mean individually but Im confused as to if alert() is a method and .proprty

1 Answer

Steven Parker
Steven Parker
229,582 Points

The parentheses are the clue.

Parentheses after an identifier are used for calling a function or method. So it's a function if you use it by itself, and a method if you apply it to another identifier with a period in between.