Question

How to convert byte array to hex string in JavaScript

Answer 1

function byteArrayToHexString(byteArray) {
    return byteArray
        .map(byte => byte.toString(16).toUpperCase().padStart(2, '0'))
        .join('');
}

// Simulated byte array
const byteArray = [3, 10, 7, 15, 12, 255];

// Convert to hex string
const hexString = byteArrayToHexString(byteArray);

console.log("Hex String:", hexString);


     
/*
run:
     
Hex String: 030A070F0CFF
     
*/

 

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