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.
Standard Digital
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做到实事求是，离不开调查研究这个基本功。，更多细节参见safew官方版本下载
行政执法监督机构应当加强对行政执法普遍性、规律性问题的研究，总结解决行政执法问题的经验，提出关于改进行政执法工作、完善相关行政执法制度的建议。
capable of not only reading but, optionally, writing to the magnetic strips on