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Sprint-2/2-mandatory-errors Expand file tree Collapse file tree Original file line number Diff line number Diff line change 11const cardNumber = "4533787178994213" ;
22const last4Digits = cardNumber . slice ( - 4 ) ;
33
4- // The last4Digits variable should store the last 4 digits of cardNumber
5- // However, the code isn't working
6- // Before running the code, make and explain a prediction about why the code won't work
7- // Then run the code and see what error it gives.
8- // Consider: Why does it give this error? Is this what I predicted? If not, what's different?
9- // Then try updating the expression last4Digits is assigned to, in order to get the correct value
10- // the code is not working because the number initialized should be in "" . so it can know is as a string.
4+ // the code is not working because the number initialized should be in "" .
5+ // so it can know it/or treat it as a string.
116console . log ( last4Digits ) ;
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