前端获取用户指纹

仓库地址：https://github.com/Valve/fingerprintjs2

安装

npm install fingerprintjs2 -S

示例

/**
 * @method getFinger
 * @description 获取匿名用户唯一标识
 * @return {Promise} 用户指纹
 */
function getFinger () {
    const Fingerprint2 = require('fingerprintjs2')
    return new Promise(resolve => {
        if (window.requestIdleCallback) {
            requestIdleCallback(function () {
                Fingerprint2.getV18(function (result) {
                    resolve(result)
                })
            })
        } else {
            setTimeout(function () {
                Fingerprint2.getV18(function (result) {
                    resolve(result)
                })
            }, 500)
        }
    })
}

(async () => {
    const f = await getFinger()
    console.log('指纹: ', f) // 7592820773a07e4653af2b2515c83efd
})();

原文地址：https://blog.mazey.net