Lesson 17: Mastering JavaScript Comma Operator with challenges!
✅ 1. What is the comma operator?
The comma operator evaluates multiple expressions from left to right, and returns only the result of the last expression.
🔍 2. Syntax Example
let a = (1 + 2, 3 + 4);
console.log(a); // 7
1 + 2 is evaluated (valu...
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