Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

Java

Jiten Mistry
Jiten Mistry
4,698 Points

What does this line "int age = Integer.parseInt("30"); " do? In particular "Integer.parseInt("30")" ?

In java-repl

1 Answer

Rob Bridges
seal-mask
.a{fill-rule:evenodd;}techdegree seal-36
Rob Bridges
Full Stack JavaScript Techdegree Graduate 35,459 Points

Hello, this pretty much turns a string type variable into a int. So in your example it is turning it is creating an integer variable from the string "30" so it return an int of 30. With that being said wed use it to be able to use Integer methods on the int variable.