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

JavaScript JavaScript and the DOM Getting a Handle on the DOM Select Elements by Class Name

Golas Makefs
seal-mask
.a{fill-rule:evenodd;}techdegree
Golas Makefs
Full Stack JavaScript Techdegree Student 285 Points
Posted by Golas Makefs
.a{fill-rule:evenodd;}techdegree
Golas Makefs
Full Stack JavaScript Techdegree Student 285 Points

element and elements

so to make it clear when we type elements and when element?

Is elements for multiple things we want to target or it would not be working if we don't add s behind element for getElementsByTagName, getElementsByClassName.

Is S only for class and TagName?

1 Answer

Steven Parker
Steven Parker
231,198 Points
Steven Parker
Steven Parker
231,198 Points

Some functions return just one element, others return a collection of elements. The "s" in the function name will reflect that, and there will be only one correct spelling for each function. For examples:

  • getElementByID (no "s") returns only one element
  • getElementsByName (with "s") returns a collection