20 lines
455 B
TypeScript
20 lines
455 B
TypeScript
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import { allocUnsafe } from './alloc.js'
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import { asUint8Array } from './util/as-uint8array.js'
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/**
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* Returns the xor distance between two arrays
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*/
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export function xor (a: Uint8Array, b: Uint8Array): Uint8Array {
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if (a.length !== b.length) {
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throw new Error('Inputs should have the same length')
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}
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const result = allocUnsafe(a.length)
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for (let i = 0; i < a.length; i++) {
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result[i] = a[i] ^ b[i]
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}
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return asUint8Array(result)
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}
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