Basic JavaScript - Understanding Case Sensitivity in Variables

Tell us what’s happening:
so i wrote down everything that was explained in the video (hint) and used camelcase method but it still showed error, i did everything just like that guy did in the video and he didnt have any problems soo what wrong with mine?

Your code so far

// Variable declarations
var studylyCapVar;
var properCamelCase;
var titleCaseOver;

// Variable assignments
studylyCapVar = 10;
properCamelCase = "A String";
titleCaseOver = 9000;

Your browser information:

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Challenge: Basic JavaScript - Understanding Case Sensitivity in Variables

Link to the challenge:

Typo. This sort of issue is common when copying a video.

you have a spelling error.
(the error message is pointing you to it, it is in the word studylyCapVar)