"I'm a very outspoken person and I care about what happens to people.
This is a well-known browser security technique. In JavaScript, calling .toString() on a native browser function returns "function appendBuffer() { [native code] }". Calling it on a JavaScript function returns the actual source code. So if your appendBuffer has been monkey-patched, .toString() will betray you; it’ll return the attacker’s JavaScript source instead of the expected native code string.，推荐阅读safew官方版本下载获取更多信息
Follow topics & set alerts with myFT，推荐阅读safew官方下载获取更多信息
Science & Environment，这一点在同城约会中也有详细论述