Uncaught SyntaxError: Identifier 'CODE' has already been declared
Error Uncaught SyntaxError: Identifier 'CODE' has already been declared occurs when you try re-declared const in javascript. It cannot be updated or re-declared
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Uncaught SyntaxError: Identifier 'CODE' has already been declared
<script> const CODE = 7; </script> //const CODE = 20;You have to remove the const CODE = 20 or const CODE = 7 from script. Because you can not redeclare the const in javascriipt because you already declared it. It will throw an error - Uncaught SyntaxError: Identifier 'CODE' has already been declared.
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