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.
香港政府則向BBC表示，「有責任追究涉嫌危害國家安全罪行的人士，即使他們已潛逃海外」。
，更多细节参见快连下载安装
“技术男”设三重安全墙，母亲95万存款还是被骗走了
In simple terms, the ATM's small display (called a VDU or Video Display Unit in