{"id":9077,"date":"2015-09-13T01:08:42","date_gmt":"2015-09-12T17:08:42","guid":{"rendered":"http:\/\/bohu.net\/blog\/?p=9077"},"modified":"2015-09-13T01:08:42","modified_gmt":"2015-09-12T17:08:42","slug":"ip%e5%9c%b0%e5%9d%80%e5%9c%a8mysql%e7%9a%84%e5%ad%98%e5%82%a8%ef%bc%88ip%e5%9c%b0%e5%9d%80%e5%92%8cint%e7%9a%84%e8%bd%ac%e6%8d%a2%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.bohu.net\/blog\/9077\/","title":{"rendered":"IP\u5730\u5740\u5728mysql\u7684\u5b58\u50a8\uff08IP\u5730\u5740\u548cint\u7684\u8f6c\u6362\uff09"},"content":{"rendered":"
\u6587\u7ae0\u4f5c\u8005\uff1aEnjoy<\/a> \u8f6c\u8f7d\u8bf7\u6ce8\u660e\u539f\u6587\u94fe\u63a5\u3002<\/em><\/div>\n
<\/div>\n
<\/div>\n

PHP
\necho ip2long(‘192.168.1.38’);
\n\u8f93\u51fa\uff1a3232235814<\/p>\n

MYSQL
\nSELECT INET_ATON(‘192.168.1.38’);
\n\u8f93\u51fa\uff1a3232235814<\/p>\n

\u4e24\u4e2a\u51fd\u6570\u8fd4\u56de\u7684\u7ed3\u679c\u662f\u4e00\u6837\u7684\uff0c\u90fd\u662fA*256*256*256+B*256*256+C*256+D\u7684\u7b97\u6cd5
\n192*256*256*256+168*256*256+1*256+38 = 3 232 235 814<\/p>\n

\u53cd\u8fc7\u6765\uff0c\u4eceint\u8f6c\u6362\u4e3aIP\u5730\u5740\u5206\u522b\u662fphp\u7684long2ip()\u548cmysql\u7684INET_NTOA()\u3002<\/p>\n

mysql\u5b58\u50a8\u8fd9\u4e2a\u503c\u662f\u5b57\u6bb5\u9700\u8981\u7528int UNSIGNED\u3002\u4e0d\u7528UNSIGNED\u7684\u8bdd\uff0c128\u4ee5\u4e0a\u7684IP\u6bb5\u5c31\u5b58\u50a8\u4e0d\u4e86\u4e86\u3002<\/p>\n

\u4f20\u7edf\u7684\u65b9\u6cd5\uff0c\u521b\u5efavarchar(15)\uff0c\u9700\u8981\u5360\u752815\u4e2a\u5b57\u8282\uff0c\u800c\u6539\u65f6\u4f7f\u7528int\u53ea\u9700\u89814\u5b57\u8282\uff0c\u53ef\u4ee5\u7701\u4e00\u4e9b\u5b57\u8282\u3002<\/p>\n

php\u5b58\u5165\u65f6\uff1a$ip = ip2long($ip);
\nmysql\u53d6\u51fa\u65f6\uff1aSELECT INET_ATON(ip) FROM table …
\nphp\u53d6\u51fa\u65f6\uff0c\u591a\u4e00\u6b65\uff1a$ip = long2ip($ip);<\/p>\n

\u8f6c\u6362\u4ee5\u524d\u7684\u6570\u636e\uff1a<\/strong><\/p>\n

1.\u628a\u4ee5\u524d\u7684varchar()\u6570\u636e\u8f6c\u6362\u4e3aint\u578b\u7684SQL\u8bed\u53e5\uff1a
\nUPDATE `hx_table` SET ip =\u00a0\u00a0INET_ATON(ip) WHERE INET_ATON(ip) is NOT NULL
\n2.\u628a\u5b57\u6bb5\u66f4\u6539\u4e3aint\u578b\uff1a
\nALTER TABLE `hx_table` CHANGE `ip` `ip` INT UNSIGNED NOT NULL
\n3.\u7a0b\u5e8f\u505a\u76f8\u5e94\u4fee\u6539\u4e0a\u4f20\uff0c\u5b8c\u6210\u3002<\/p>\n

@@UPDATE@@20110310\uff1a<\/p>\n

\u572832\u4f4d\u7684\u673a\u5b50\u4e0a\uff0cecho ip2long(‘192.168.1.38’);\u7531\u4e8e\u8d85\u8fc732\u4f4d\u7684\u6700\u5927\u6570\uff0c\u5bfc\u81f4\u8f93\u51fa\u8d1f\u6570-1062731482\u3002<\/p>\n

\u6709\u4e24\u79cd\u65b9\u6cd5\u66f4\u65b0\u4e3a\u6b63\u6570\uff1a
\n$ip_long = bindec(decbin(ip2long($ip)));
\n\u6216
\n$ip_long = = sprintf(“%u”, ip2long($ip));
\n\u56e0\u6b64\u4e00\u79cd\u662f\u4fee\u6539PHP\u7a0b\u5e8f\uff0c\u4f7f\u5176\u80af\u5b9a\u5b58\u5165\u6b63\u6570\u3002
\n\u53e6\u4e00\u79cd\u662f\u5c06mysql\u7684\u8fd9\u4e2a\u5b57\u6bb5\u4f7f\u7528int\uff0c\u975eUNSIGNED\uff0c\u4f7f\u5176\u53ef\u4ee5\u5b58\u5165\u8d1f\u6570\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u4f5c\u8005\uff1aEnjoy \u8f6c\u8f7d\u8bf7\u6ce8\u660e\u539f\u6587\u94fe\u63a5\u3002 PHP echo ip2long(‘192.168.1 … \u7ee7\u7eed\u9605\u8bfb\u201cIP\u5730\u5740\u5728mysql\u7684\u5b58\u50a8\uff08IP\u5730\u5740\u548cint\u7684\u8f6c\u6362\uff09\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,37,8],"tags":[203,259],"class_list":["post-9077","post","type-post","status-publish","format-standard","hentry","category-mysql","category-php","category-sql","tag-ip","tag-mysql"],"_links":{"self":[{"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/posts\/9077","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/comments?post=9077"}],"version-history":[{"count":0,"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/posts\/9077\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/media?parent=9077"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/categories?post=9077"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bohu.net\/blog\/wp-json\/wp\/v2\/tags?post=9077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}