Question

How to declare constants in JavaScript

Answer 1

const CONSTANT_VAL = 8575;

// CONSTANT_VAL = 12; // TypeError: invalid assignment to const 'CONSTANT_VAL

console.log(CONSTANT_VAL);




    
    
/*
run:

8575
    
*/

 

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Answer 2

const CONSTANT_VAL = 8575;

//let CONSTANT_VAL =  12; // SyntaxError: redeclaration of const CONSTANT_VAL

console.log(CONSTANT_VAL);




    
    
/*
run:

8575
    
*/

 

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