BitwiseAND

BitwiseAND

function BitwiseAND(operand1, operand2) {
    // convert to binary
    let binary1 = (operand1 >>> 0).toString(2);
    let binary2 = (operand2 >>> 0).toString(2);
    
    // pad with zeros to the left to get 32bit binary
    binary1 = binary1.padStart(32, '0');
    binary2 = binary2.padStart(32, '0');
    
    // if bigger than 32 bits, cut the most significant bits
    binary1.length > 32 ? binary1 = binary1.slice(binary1.length-32);
    binary2.length > 32 ? binary2 = binary2.slice(binary2.length-32);
    
    //init an empty result string
    let result = '';

    // Go over the strings - they are are both 1, set 1. Otherwise, set 0
    for (var i = 0; i < binary1.length; i++) {
        if (Number(binary1[i]) && Number(binary2[i])) {
            result += '1';
        } else {
            result += '0';
        }
    }

    return parseInt(result, 2);
}