Function randomString

wxapp/feihe.js:53–60

(length)

}

function randomString(length) {
    const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
    let result = "";
    for (let i = 0; i < length; i++) {
        result += chars[Math.floor(Math.random() * chars.length)];
    }
    return result;
}

function md5Upper(text) {
    return crypto.createHash("md5").update(text).digest("hex").toUpperCase();