'Javascript class giving sintax error from it being ok [closed]

i am uisang this code:

Class Addition {
    constructor () {
        
    }

    add (a = 1, b = 1) {
        console.log(a+b)
    }
}

but it geeve aan error

Uncaught SyntaxError: Unexpected identifier

javascript

Solution 1:^[1]

Syntax is wrong, class should be in lowercase:

class Addition {
    constructor () {
        
    }

    add (a = 1, b = 1) {
        console.log(a+b)
    }
}

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Solution	Source
Solution 1	Adison Masih