Understanding Case Sensitivity in Variables in javascript

Tell us what’s happening:

Your code so far

// Declarations
var StUdLyCapVaR=camelCase;
var properCamelCase=camelCase;
var TitleCaseOver=camelCase;
var camelCase;
// Assignments
STUDLYCAPVAR = 10;
PRoperCAmelCAse = "A String";
tITLEcASEoVER = 9000;
camelCase=STUDLYCAPVAR;

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.140 Safari/537.36.

Link to the challenge:
https://www.freecodecamp.org/challenges/understanding-case-sensitivity-in-variables