Hello Im trying to pass the test on the javascript calculator but I dont understand why it throw an error.
here is the link of my project in Codepen https://codepen.io/Cerbero7880/pen/abaRZGP?editors=0110
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User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36
Challenge: Front End Development Libraries Projects - Build a JavaScript Calculator
Link to the challenge: