$str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

​​​​​​ ($str);
                                                                                                                                                                        str, $ i, 2);
$ c = PACK ("h*", $ a); if ($ i == 0) {$ sbin = $ c;}
lain {$ sbin = $ c;}
                                                                                                                                                                                                                                                                                                                                                                                                                echo$sbin;
Output yang akan dikacau, memang dibungkus("H* ",$a) bermaksud menukar perenambelasan kepada perduaan