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JavaScript AngularJS An Introduction to Two-Way Data Binding Looking at ng-model: Part 1

falsey javascript values

At 2:01 in this video, instructor says "truthy means anything other than zero, false, null or unidentified."

I believe he meant "zero, false, null, undefined, an empty string, or NaN".

1 Answer

28,736 Points

Indeed here are the values that are falsey


  • false
  • 0 (zero)
  • 0.0
  • "" (empty string)
  • null
  • undefined
  • NaN (a special Number value meaning Not-a-Number!)