混淆过的代码有办法还原吗?
比如这种的
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NREUM.info = {
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"errorBeacon": "bam.nr-data.net",
"licenseKey": "ea732096c8",
"applicationID": "8277780",
"transactionName": "IgxaRxYOXlQGS01ERwgAXV0DTlxdFA==",
"queueTime": 0,
"applicationTime": 92,
"agent": "js-agent.newrelic.com/nr-768.min.js"
}
window.NREUM || (NREUM = {}), __nr_require = function(e, n, t) {
function r(t) {
if (!n[t]) {
var o = n[t] = {
exports: {}
};
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var o = e[t][1][n];
return r(o || n)
}, o, o.exports)
}
return n[t].exports
}
if ("function" == typeof __nr_require) return __nr_require;
for (var o = 0; o < t.length; o++) r(t[o]);
return r
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QJf3ax: [
function(e, n) {
function t(e) {
function n(n, t, a) {
e && e(n, t, a), a || (a = {});
for (var u = c(n), f = u.length, s = i(a, o, r), p = 0; f > p; p++) u[p].apply(s, t);
return s
}
function a(e, n) {
f[e] = c(e).concat(n)
}
function c(e) {
return f[e] || []
}
function u() {
return t(n)
}
var f = {};
return {
on: a,
emit: n,
create: u,
listeners: c,
_events: f
}
}
function r() {
return {}
}
var o = "nr@context",
i = e("gos");
n.exports = t()
}, {
gos: "7eSDFh"
}
],
ee: [
function(e, n) {
n.exports = e("QJf3ax")
}, {}
],
3: [
function(e, n) {
function t(e) {
return function() {
r(e, [(new Date).getTime()].concat(i(arguments)))
}
}
var r = e("handle"),
o = e(1),
i = e(2);
"undefined" == typeof window.newrelic && (newrelic = window.NREUM);
var a = ["setPageViewName", "addPageAction", "setCustomAttribute", "finished", "addToTrace", "inlineHit", "noticeError"];
o(a, function(e, n) {
window.NREUM[n] = t("api-" + n)
}), n.exports = window.NREUM
}, {
1: 12,
2: 13,
handle: "D5DuLP"
}
],
gos: [
function(e, n) {
n.exports = e("7eSDFh")
}, {}
],
"7eSDFh": [
function(e, n) {
function t(e, n, t) {
if (r.call(e, n)) return e[n];
var o = t();
if (Object.defineProperty && Object.keys) try {
return Object.defineProperty(e, n, {
value: o,
writable: !0,
enumerable: !1
}), o
} catch (i) {}
return e[n] = o, o
}
var r = Object.prototype.hasOwnProperty;
n.exports = t
}, {}
],
D5DuLP: [
function(e, n) {
function t(e, n, t) {
return r.listeners(e).length ? r.emit(e, n, t) : void(r.q && (r.q[e] || (r.q[e] = []), r.q[e].push(n)))
}
var r = e("ee").create();
n.exports = t, t.ee = r, r.q = {}
}, {
ee: "QJf3ax"
}
],
handle: [
function(e, n) {
n.exports = e("D5DuLP")
}, {}
],
XL7HBI: [
function(e, n) {
function t(e) {
var n = typeof e;
return !e || "object" !== n && "function" !== n ? -1 : e === window ? 0 : i(e, o, function() {
return r++
})
}
var r = 1,
o = "nr@id",
i = e("gos");
n.exports = t
}, {
gos: "7eSDFh"
}
],
id: [
function(e, n) {
n.exports = e("XL7HBI")
}, {}
],
G9z0Bl: [
function(e, n) {
function t() {
var e = d.info = NREUM.info,
n = f.getElementsByTagName("script")[0];
if (e && e.licenseKey && e.applicationID && n) {
c(p, function(n, t) {
n in e || (e[n] = t)
});
var t = "https" === s.split(":")[0] || e.sslForHttp;
d.proto = t ? "https://" : "http://", a("mark", ["onload", i()]);
var r = f.createElement("script");
r.src = d.proto + e.agent, n.parentNode.insertBefore(r, n)
}
}
function r() {
"complete" === f.readyState && o()
}
function o() {
a("mark", ["domContent", i()])
}
function i() {
return (new Date).getTime()
}
var a = e("handle"),
c = e(1),
u = window,
f = u.document;
e(2);
var s = ("" + location).split("?")[0],
p = {
beacon: "bam.nr-data.net",
errorBeacon: "bam.nr-data.net",
agent: "js-agent.newrelic.com/nr-768.min.js"
},
d = n.exports = {
offset: i(),
origin: s,
features: {}
};
f.addEventListener ? (f.addEventListener("DOMContentLoaded", o, !1), u.addEventListener("load", t, !1)) : (f.attachEvent("onreadystatechange", r), u.attachEvent("onload", t)), a("mark", ["firstbyte", i()])
}, {
1: 12,
2: 3,
handle: "D5DuLP"
}
],
loader: [
function(e, n) {
n.exports = e("G9z0Bl")
}, {}
],
12: [
function(e, n) {
function t(e, n) {
var t = [],
o = "",
i = 0;
for (o in e) r.call(e, o) && (t[i] = n(o, e[o]), i += 1);
return t
}
var r = Object.prototype.hasOwnProperty;
n.exports = t
}, {}
],
13: [
function(e, n) {
function t(e, n, t) {
n || (n = 0), "undefined" == typeof t && (t = e ? e.length : 0);
for (var r = -1, o = t - n || 0, i = Array(0 > o ? 0 : o); ++r < o;) i[r] = e[n + r];
return i
}
n.exports = t
}, {}
]
}, {}, ["G9z0Bl"]);
2 回复
是没有办法的,除非有sourcemap
混淆简单的还行,难的就不行了