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H标签如何合理利用

H标签是HTML文档中标记标题的标签。H标签有6个等级，从H1到H6，H1最大，H6最小。 1. 使用正确的标题：H标签可以提供正确的文档结构，因此在撰写HTML文档时要确保使用正确的标题，从H1到H6，这样可以使文档在搜索引擎端变得更容易被爬取。 2. 强调关键词：H标签可以将文档中的关键词置于重要位置，让搜索引擎更容易捕捉到关键词所在的位置，从而提升搜索排名。 3. 用于加大文字大小：H标签可以用来将文字大小调整至更大，从而更容易读取。这在一些特定情况下是非常有用的，比如一些报纸和杂志，它们常常会使用标题提高文字的可见度。 4. SEO 优化：H标签还可以为搜索优化站点提供一定的帮助，这方面的优化可以让网站更容易被搜索引擎所索引，以达到更高的搜索排名。

Public @ 2023-02-27 02:48:29

了解网站图片内容优化的重要性，尤其是图片类型站点

至关重要。由于图片量巨大，它们负责大部分的下载量，如果不能有效地优化，就会导致网站的加载缓慢，影响用户体验和转化率。图片是网站加载速度的主要瓶颈，有效的图片优化有助于缩短网页加载时间，提升用户体验，提高搜索引擎的抓取，减少资源消耗。图片内容优化主要有以下几个方面： 1.正确选择图片格式：PNG、GIF和JPG等常见图片格式各有其优劣，根据不同的需求，正确选择最佳的图片格式，以节约加载时间。 2

Public @ 2023-02-28 09:00:40

死链出现的三种情况

网站改版或者网站搬家后，文件移动了位置，导致指向链接变成死链接；曾经存在的页面被删除，对应的链接就是死链接；文件夹名称修改，导致路径错误编程死链；网站还没做好就急于上线，导致大量死链

Public @ 2009-03-16 15:56:20

H标签怎么优化

a：<h1>标签对页面最重要部分强调，一般用于页面标题。注意的是页面中的<h1>标签只能出现一对。b：<h2>，<h3>及其他<h>标签在同一页面中可多次出现，一般用于栏目名称，文章段落标题或小标题中。来源：搜外网

Public @ 2012-08-08 16:08:21

H标签如何合理利用

H标签是HTML文档中标记标题的标签。H标签有6个等级，从H1到H6，H1最大，H6最小。 1. 使用正确的标题：H标签可以提供正确的文档结构，因此在撰写HTML文档时要确保使用正确的标题，从H1到H6，这样可以使文档在搜索引擎端变得更容易被爬取。 2. 强调关键词：H标签可以将文档中的关键词置于重要位置，让搜索引擎更容易捕捉到关键词所在的位置，从而提升搜索排名。 3. 用于加大文字大小

Public @ 2023-02-27 02:48:29

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.028026s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.020816s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6002 LIMIT 1 [ RunTime:0.019030s ]
[ 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:0.019353s ]
[ 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:0.019285s ]
[ 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:0.019684s ]
[ 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` = 6002 LIMIT 1 [ RunTime:0.018673s ]
[ 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+1 where id=6002 [ RunTime:0.019497s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.025343s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.037264s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海H标签' AND `status` <> -1 LIMIT 1 [ RunTime:0.025479s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海H标签' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034691s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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