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earnubs/bitwise-state-thing.js

Last active May 20, 2019 11:33
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bitwise-state-thing.js
//(0b001 << 0b010).toString(2)
const isBuilding = 0b001;
const hasFinished = 0b010;
const hasFailed = 0b100;
let combinedBuildState = 0b000;
combinedBuildState = combinedBuildState | isBuilding;
combinedBuildState = combinedBuildState | hasFinished;
console.log(combinedBuildState.toString(2))
console.log('---');
console.log(!!(combinedBuildState & isBuilding));
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