#154 Javascript Interview Questions by Frontend Master || #frontendmaster #javascript #frontend

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const a = 1 + undefined;
const b = 1 + typeof c;

console.log(a);
console.log(b);

/*
`a` is `NaN` because you cannot perform arithmetic operations with `undefined`.


`b` is the string `"1undefined"` because it concatenates the number 1 and the string representation of the type of `c`.
*/

// Happy Learning ❤️
// By the way Pin kar dena 😁

abhishekrathor
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Sir ye series shot wali bahut helpful hai

akkisujit
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कुछ ऐसे ही कोड beginers के लिए बनायें
"बूंद बूंद से सागर भर जाता है" ऐसी लोकोक्ति है...

Shriramkrishnhari
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Un declared or undefined me fark hota hai na
Agar c not declared hai to uski value undefined kyu

imahe
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