SHA-256

加密代码

async function hash(s) {
    const encoder = new TextEncoder();
    const data = encoder.encode(s);
    
    const hashBuffer = await crypto.subtle.digest(`SHA-256`, data);
    const hashArray = Array.from(new Uint8Array(hashBuffer));
    
    const numericHash = hashArray.reduce((acc, val) => {
        return (acc * 256n + BigInt(val));
    }, 0n);

    let ans = `by SHA-256
具体说明见这里：https://fx6d4ukd61.fy.takin.cc/discuss/27
------------------------------
`;

    ans += `BIN: ` + numericHash.toString(2) + `
OCT: ` + numericHash.toString(8) + `
DEC: ` + numericHash + `
HEX: ` + numericHash.toString(16);
    return ans;
}

function get_ans1(s) {
    hash(s).then(result => {
        document.getElementById(`right-text`).value = result;
    });
    return `计算中，请稍候...`;
}

解密代码

function get_ans2(s) {
    let ans = `SHA-256不支持解密`;
    return ans;
}