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robots禁止抓取图片

User-agent: *

Disallow: .jpg$

jpg可以代替为gif，png 等等...

来源：360站长平台

Public @ 2023-01-15 16:09:02

一个页面多条URL链接对网站影响大吗？

很多的网站由于不懂SEO的优化，乱定义URL链接，或者更改URL链接，最终造成了‘一个页面多条URL的情况是非常常见的。最常见的是：伪静态链接、动态链接这样的。如果搜索引擎收录了非常多的‘混合’类型的链接，这样网站的评分就会被大幅度的降低了，这个时候最正确的方式：查看排名，如果排名中两个类型的链接都存在，那么就使用canonical标签来做权威链接的定义。如果只存在某一种类型的链接，那么就把另外一

Public @ 2011-04-11 16:11:11

301转向的作用和设置方法

301转向是指在网站代码中设置一个永久重定向，将一个网页的URL地址重定向到另一个URL地址。301转向的作用包括： 1. 改变URL结构时，将旧URL地址重定向到新URL地址，以保持搜索引擎的收录和排名。 2. 合并或重构网站时，将原来的网页重定向到新的网页，以避免404错误页面的出现，同时保留原来网页的SEO价值。 3. 修复破损的链接，将错误的URL重定向到正确的URL地址。设置3

Public @ 2023-04-09 09:50:45

网站误封Robots该如何处理

robots文件是搜索生态中很重要的一个环节，同时也是一个很细节的环节。很多站长同学在网站运营过程中，很容易忽视robots文件的存在，进行错误覆盖或者全部封禁robots，造成不必要损失！那么如果误操作封禁了robots怎么办？今天我们请到了厦门258网站运营负责人——郑军伟，为我们分享网站robots误封禁后该如何操作？【案例背景】网站开发2.0版本，技术选择了在线开发，为了避免搜索引擎抓取开

Public @ 2017-07-10 16:08:54

网站误封Robots该如何处理

robots文件是搜索生态中很重要的一个环节，同时也是一个很细节的环节。很多站长同学在网站运营过程中，很容易忽视robots文件的存在，进行错误覆盖或者全部封禁robots，造成不必要损失！那么如果误操作封禁了robots怎么办？今天我们请到了厦门258网站运营负责人——郑军伟，为我们分享网站robots误封禁后该如何操作？【案例背景】网站开发2.0版本，技术选择了在线开发，为了避免搜索引擎抓取开

Public @ 2009-10-29 16:08:56

更多您感兴趣的搜索

基本文件流程错误 SQL 调试

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/www/wwwroot/bninc.cn/app/database.php ( 1.41 KB )
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/www/wwwroot/bninc.cn/thinkphp/library/think/db/builder/Mysql.php ( 2.16 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/db/Builder.php ( 30.47 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Cache.php ( 6.17 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/cache/driver/File.php ( 7.46 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/cache/Driver.php ( 5.52 KB )
/www/wwwroot/bninc.cn/app/common/behavior/InitHook.php ( 1.25 KB )
/www/wwwroot/bninc.cn/app/common/model/Hook.php ( 0.77 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Lang.php ( 6.95 KB )
/www/wwwroot/bninc.cn/thinkphp/lang/zh-cn.php ( 3.85 KB )
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/www/wwwroot/bninc.cn/thinkphp/library/think/view/driver/Think.php ( 5.61 KB )
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/www/wwwroot/bninc.cn/thinkphp/library/think/paginator/driver/Bootstrap.php ( 5.90 KB )
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/www/wwwroot/bninc.cn/runtime/temp/fd12b1d7af823e9ae53201dacc6a6621.php ( 56.49 KB )
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[ DB ] CONNECT:[ UseTime:0.021454s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.015411s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.014570s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015582s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 4391 LIMIT 1 [ RunTime:0.014436s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.014869s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.014958s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.015545s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 4391 LIMIT 1 [ RunTime:0.014362s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+2 where id=4391 [ RunTime:0.015821s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站结构优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.024398s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站结构优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.046682s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Robots' AND `status` <> -1 LIMIT 1 [ RunTime:0.021554s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Robots' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041095s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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