JS Practice — Built-in Objects

Math.log2() — log2(4) = 2

📖 Usage Example

// Logarithm base 2
Math.log2(8)    // → 3
Math.log2(256)  // → 8

Use Math.log2() to compute the base-2 logarithm, useful for bit-length calculations and binary algorithms.

Math.log2()

Returns the base-2 logarithm of a number.

Challenge: Verify that Math.log2(4) returns 2.

💡 Hints (1)