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kiyo¤µ¤ó¤Ï¡¤int(rAdrSplit[0]<<24)¤È½ñ¤¤Þ¤·¤¿¤¬¡¤¤³¤ì¤Ç¤Ï·¿¤¬¹ç¤ï¤º¥¨¥é¡¼¤Ë¤Ê¤ê¤Þ¤¹¡£ ¤Ê¤Î¤Çint(rAdrSplit[0])<<24¤Î´Ö°ã¤¤¤Ç¤Ï¤Ê¤¤¤Ç¤·¤ç¤¦¤«¡© °Ê²¼¤Ë¼ÂºÝ¤ËPython¤Ç»î¤·¤Æ¤ß¤Þ¤·¤¿¡£¼ã´³»ä¤Î²ò¼á¤È°ã¤Ã¤Æ¤Þ¤·¤¿¡£ Python 2.2.2(SJIS enhanced) (#37, Oct 15 2002, 15:30:03) [MSC 32 bit (Intel)] on win32 Type "copyright", "credits" or "license" for more information. IDLE 0.8 -- press F1 for help >>> str="00000001.00000010.00000011.00000100" >>> AdrSplit=string.split(str,'.') Traceback (most recent call last): File "<pyshell#1>", line 1, in ? AdrSplit=string.split(str,'.') NameError: name 'string' is not defined >>> import string >>> AdrSplit=string.split(str,'.') >>> print AdrSplit ['00000001', '00000010', '00000011', '00000100'] >>> print AdrSplit[0]<<24 Traceback (most recent call last): File "<pyshell#5>", line 1, in ? print AdrSplit[0]<<24 TypeError: unsupported operand type(s) for <<: 'str' and 'int' >>> print int(AdrSplit[0])<<24 16777216 >>> print int(AdrSplit[1])<<16 655360 >>> print int(AdrSplit[2])<<8 2816 >>> print int(AdrSplit[3]) 100 >>> print (int(AdrSplit[0])<<24+int(AdrSplit[1])<<16+int(AdrSplit[2])<<8+int(AdrSplit[3])) 0 >>> print ((int(AdrSplit[0])<<24)+(int(AdrSplit[1])<<16)+(int(AdrSplit[2])<<8)+int(AdrSplit[3])) 17435492 >>>
>>30 malo¤µ¤óÍÆñ¤¦¡£ »ä¤Î»ý¤Ã¤Æ¤¤¤ë¥Æ¥¯¥Ë¥«¥ë¥ê¥Õ¥¡¥ì¥ó¥¹¤Ë¤Ï¡¢º¸¥·¥Õ¥È¤Î²òÀâ¤Ï¤Ê¤¤¤Î¤Ç¤¹¤¬¡¢ malo¤µ¤ó¤ÎÎãÂê¤ò¸µ¤Ë¡¢¤¤¤Þ¤Þ¤Ç¤ÎÃμ±¤Ç¡¢»×¤¦¤Ë¡£ rAdrSplit[0]¡¡ = 00000001 rAdrSplit[0] << 1 = 00000010 rAdrSplit[0] << 2 = 00000100 rAdrSplit[0] << 3 = 00001000 rAdrSplit[0] << 4 = 00010000 rAdrSplit[0] << 5 = 00100000 rAdrSplit[0] << 6 = 01000000 rAdrSplit[0] << 7 = 10000000 rAdrSplit[0] << 8 = 00000000 ¤³¤³¤Ç¥¼¥í¤Ë¤Ê¤ë¤È»×¤Ã¤Æ¤¤¤¿¡£ python¤Îº¸¥·¥Õ¥È¤Ï°ã¤¦¤Î¤Ç¤·¤ç¤¦¤«¡© # ¸å¤Çµ¤¤¬¤Ä¤¤¤¿¤Î¤Ç¤¹¤¬¡¢int¤Ã¤Æ8¥Ó¥Ã¥È¤¸¤ã¤Ê¤¤¤è¤Í¤§¡Ê¥¢¥Û¤À¤¢¡¢ËÍ¡Ë
>>29 FSCounter ¤³¤ì¤Ï¡¤Ê¸»úÎó¤ÎIP¥¢¥É¥ì¥¹¡Ê£²¿Ê¿ô¡Ë¤òÀ°¿ô¤ËÊÑ´¹¤·¤Æ¤¤¤ë¤È»×¤¤¤Þ¤¹¡£ Î㤨¤Ð¡¤ ¡¡IP¥¢¥É¥ì¥¹¡Êʸ»úÎó¡Ë="00000001.00000010.00000011.00000100" =(10¿Êɽ¼¨)1.2.3.4 >rAdrSplit = string.split(self.REQUEST.REMOTO_ADDR, '.') ¡¡rAdrSplit[0]="00000001",rAdrSplit[1]="00000010",rAdrSplit[2]="00000011",rAdrSplit[3]="00000100", ¡¡¤³¤³¤Þ¤Ç¤Ïʸ»úÎó¤Ç¤¹¡£ >rAdrInt = (int(rAdrSplit[0]<<24) + (int(rAdrSplit[1]<<16)****ά ¡¡rAdrSplit[0]<<24="00000001000000000000000000000000" ¡¡rAdrSplit[1]<<16=" 000000100000000000000000" ¡¡rAdrSplit[2]<< 8=" 0000001100000000" ¡¡rAdrSplit[3]<< 0=" 00000100" ¤³¤ì¤òÀ°¿ô¤Ë¤¹¤ë¤È ¡¡rAdrSplit[0]<<24=1*2^24 ¡¡rAdrSplit[1]<<16=2*2^16 ¡¡rAdrSplit[2]<< 8=3*2^ 8 ¡¡rAdrSplit[3]<< 0=4 ¤³¤ì¤é¤ò¤¹¤Ù¤ÆÂ¤¹¤È ¡¡rAdrSplit = 1*2^24 + 2*2^16 + 3*2^8 + 4 ¤¿¤Ö¤ó¡¤¤³¤ó¤Ê¤³¤È¤ò¤·¤Æ¤ë¤Î¤Ç¤Ï¤Ê¤¤¤Ç¤·¤ç¤¦¤«¡© ¤¢¤ó¤Þ¤ê¥«¥¦¥ó¥¿¤Î¥í¥¸¥Ã¥¯¤È¤Ï´Ø·¸¤Ê¤¤¤È»×¤¤¤Þ¤¹¡£
>>27 FSCounter ¤Î¥½¡¼¥¹Åð¤ó¤À¤é¤É¤¦¤Ç¤¹¤«? owa¤µ¤ó¤Î»Ø¼¨¤Ë½¾¤¤Åð¤â¤¦¤È¥½¡¼¥¹ÇÁ¤¯¤¬¡¢¤ï¤«¤é¤ó¡ÊÇú¾Ð¡Ë ¥«¥¦¥ó¥¿¡¼¤Ê¤ó¤Æ´Êñ¤À¤í¤¦¤È»×¤¤¤¤ä¡¢¥ê¥â¡¼¥È¥¢¥É¥ì¥¹¤ò¡Ö¡£¡×¤Çʬ³ä¤·¤Æº¸¥·¥Õ¥È¤·¤Æ¤ë¡£ ¤µ¤é¤Ë¡õ¤Ê¤ó¤«¤·¤Æ¤ë¡£ ¤Ê¤ó¤¸¤ã¡¼ ¿ʬ»ä¤¬´Ö°ã¤Ã¤Æ¤ë»ö¤ÏÌÀÇò¤Ç¤¹¤¬¡¢ rAdrSplit = string.split(self.REQUEST.REMOTO_ADDR, '.') rAdrInt = (int(rAdrSplit[0]<<24) + (int(rAdrSplit[1]<<16)****ά rAdrSplit[0]<<24¤Ï¡¡255¤Þ¤Ç¤Î¿ôÃͤòº¸¥·¥Õ¥È24²ó¤â¤·¤¿¤é¥¼¥í¤Ë¤·¤«¥Ê¥é¥ó¤À¤í¤¦¤Ë¡© ¤Ê¤Ë¤ä¤Ã¤Æ¤ó¤À¤í¤¦¡©¡©¡© # ¤Þ¤¿¼«¿®¤Ê¤¯¤·¤¿¡£
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