[JS][7kyu] Toggle, Set, and Clear Bits (Bit Manipulation Basics)

codewars/7kyu/toggle-set-and-clear-bits-bit-manipulation-basics/koronya.js

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+// [JS][7kyu] Toggle, Set, and Clear Bits (Bit Manipulation Basics)
+// toggle-set-and-clear-bits-bit-manipulation-basics
+// https://www.codewars.com/kata/696eacb39271f8aa43b61841/train/javascript
+
+// 1. Toggle a bit at a given position
+const toggleBit = (n, position) => n ^ (1 << position)
+
+// 2. Set a bit at a given position
+const setBit = (n, position) => n | (1 << position)
+
+// 3. Clear a bit at a given position
+const clearBit = (n, position) => n & ~(1 << position)
+
+// 4. Check if a bit at a given position is set
+const isBitSet = (n, position) => (n & (1 << position)) !== 0
+
+// 5. Set multiple bits using a mask
+const setMultipleBits = (n, mask) => n | mask
+
+// 6. Clear multiple bits using a mask
+const clearMultipleBits = (n, mask) => n & ~mask
+
+// 7. Toggle multiple bits using a mask
+const toggleMultipleBits = (n, mask) => n ^ mask
+
+toggleBit(5, 1) === 7
+setBit(5, 1) === 7
+clearBit(7, 1) === 5
+isBitSet(5, 0) === true
+setMultipleBits(5, 3) === 7
+clearMultipleBits(7, 2) === 5
+toggleMultipleBits(5, 3) === 6