Mastering Javascript: Vanilla JS type checking and more!
I cover how to do some primitive type checking (run time) using just vanilla js and Object.hasOwnProperty(). I also show some cool things you can do with Key : Value mappings and the Ternary Operator!
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Link to codepen:
https://codepen.io/
Javascript Docs:
https://developer.mozilla.org/en-US/d...
hasOwnProperty Docs:
https://developer.mozilla.org/en-US/d...
Ternary Docs:
https://developer.mozilla.org/en-US/d...