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 Angular Basics Angular Form Validation Validation in a Component

Posted by mapg1207
mapg1207
6,953 Points

What attribute ensures the input has a value prior to submitting the form?

What attribute ensures the input has a value prior to submitting the form? Thanks.

Carl Evison
Carl Evison
2,656 Points
Carl Evison
Carl Evison
2,656 Points

You could check the values length, if it's equal to 0 then you know it's empty.

Alternatively you could check to see if it's an empty string.

2 Answers

KRIS NIKOLAISEN
KRIS NIKOLAISEN
54,968 Points
KRIS NIKOLAISEN
KRIS NIKOLAISEN
54,968 Points

From MDN: the required attribute

mapg1207
mapg1207
6,953 Points
mapg1207
mapg1207
6,953 Points

Thanks!