previousPowerOfTwo
Computes the previous power-of-two integer less than or equal to the provided non-negative integer. The maximum allowed input is (2^32)-1 due to 32-bit bitwise operator limitation in Javascript.
const n = Math.previousPowerOfTwo(29); // 16
const m = Math.previousPowerOfTwo(32); // 32Content copied to clipboard
Return
The previous power-of-two integer.
Parameters
n
The integer to test in the range 0, (2^32)-1.