Skip to content

Log in Create account

DEV Community

Discussion on: 3 ways to check if variable is a number in JavaScript

View post

I'm a self-taught dev focused on websites and Python development. My friends call me the "Data Genie". When I get bored, I find tech to read about, write about and build things with.

Location

Netherlands
Education

Marketing honors + self-taught dev
Work

Senior Software Engineer at ACT Commodities
Joined

Dec 4, 2017

Copy link

What about adding:

Number.isFinite("34") // false

Code of Conduct • Report abuse

Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink.

Hide child comments as well

For further actions, you may consider blocking this person and/or reporting abuse

DEV Community — A constructive and inclusive social network for software developers. With you every step of your journey.

Home
Podcasts
Videos
Tags
DEV Help
Forem Shop
Advertise on DEV
DEV Showcase
About
Contact
Guides
Software comparisons

Code of Conduct
Privacy Policy
Terms of use

Built on Forem — the open source software that powers DEV and other inclusive communities.

Made with love and Ruby on Rails. DEV Community © 2016 - 2024.

DEV Community

We're a place where coders share, stay up-to-date and grow their careers.

Log in Create account