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Alt标签和Title标签的区别在和使用讲解

Alt标签和Title标签都是用来为网页中的图像元素提供文字描述的标记。 Alt标签是一种HTML标签，用于为图像元素提供文本描述。这个描述在以下情况下会很有用： 1. 当图像无法加载时，Alt标签可以在页面上显示一个代替文本，使用户知道该图像应该出现的位置和意义。 2. Alt标签还可以帮助搜索引擎了解图像的内容和意义，从而对网页的排名产生影响。 3. 对于视障人士和使用屏幕阅读器的人来说，Alt标签是必要的辅助技术，帮助他们理解页面中的图像元素。 Title标签也是一种HTML标记，用于提供更详细的描述。Title标签的作用包括： 1. 当用户将鼠标悬停在图像上时，Title标签可以显示一个具有更详细信息的工具提示（tooltip）。 2. 对于链接或按钮等互动元素，Title标签可以提供更多的指示，例如告诉用户一个链接将带他们去哪儿。 3. 在搜索结果中，一些搜索引擎可以使用Title标签作为网页的标题，从而提高点击率。总体来说，Alt标签和Title标签都是非常有用的HTML标记，可以提高网页的可访问性和搜索引擎优化效果。区别在于Alt标签主要用于图像元素的基本描述，而Title标签则提供更详细的信息和指示。

Public @ 2023-04-09 23:51:00

了解网站图片内容优化的重要性，尤其是图片类型站点

网站图片内容优化是指通过对图片进行优化和相关的技术手段来提高网站的用户体验和SEO排名。对于图片类型的网站来说，图片是网站内容的重要组成部分，因此优化图片内容尤为重要。以下是了解网站图片内容优化的重要性的几点原因： 1. 提高用户体验：图片可以吸引用户的注意力，丰富网页内容，提高用户体验和留存率。优化图片内容可以使图片加载更快，降低加载时间，从而提高用户体验。 2. 加速网页加载速度：大型图片

Public @ 2023-07-26 15:00:46

死链是如何形成的

值得注意的是，死链接并不是错误链接，错误链接是由于用户输入网址错误而根本不存在的链接。死链接则并不出一出现就是“死”的，它是曾经正常的链接，由于某种原因导致现在失效的链接。

Public @ 2019-02-26 15:56:20

Alt标签和Title标签的区别在和使用讲解

Alt标签：是用来替代图片的文字信息描述，常用来替代图片显示不出来的情况，主要针对视力障碍者，alt属性将会决定将显示人们的是哪些文字。语法格式：< img alt="文字描述" src="图片地址" > Title标签：用来提供更清晰的提示文字描述，常用来替代图片，并且在鼠标放在图片上会显示title属性里所设置的文字描述，语法格式： Alt标签和Title标签使用方法： 1. 将

Public @ 2023-02-26 17:54:27

网站图片SEO优化技巧，如何让百度收录图片

1. 对图片进行命名和描述：为每张图片命名，确保它们与页面或所在文件夹的主题相关。在文件名中使用关键词，避免使用非字母符号。此外，为每张图片添加描述和标签。 2. 压缩图片大小：确保图片大小尽可能小。较大的图片会使网站变慢，导致搜索引擎排名下降。可以使用像Kraken.io之类的在线工具来帮助压缩图片大小。 3. 使用合适的格式：将图片保存为JPEG、PNG或GIF格式。JPEG格式适用于照

Public @ 2023-06-24 07:50:13

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[ DB ] CONNECT:[ UseTime:0.025703s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.018495s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 7016 LIMIT 1 [ RunTime:0.017507s ]
[ 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:0.017657s ]
[ 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:0.017818s ]
[ 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:0.018382s ]
[ 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` = 7016 LIMIT 1 [ RunTime:0.017413s ]
[ 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=7016 [ RunTime:0.018378s ]
[ 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:0.024536s ]
[ 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` = '威海网站页面优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035484s ]
[ 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Alt文字' AND `status` <> -1 LIMIT 1 [ RunTime:0.027871s ]
[ 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Alt文字' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035162s ]
[ 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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