Cases in which it should not be used

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In other words, by setting the alt attribute, usability can be improved even in poor communication conditions. Also supports reading function Text-to-speech is a feature that allows visually impaired users to hear web content. By setting the alt attribute, you can deliver information to visually impaired users. Also, recently, an increasing number of people are collecting information by having Google Home etc. read out pages for them. The advantage of the alt attribute is that it can be used by people who want to collect information without looking at the screen at all. Points to note when setting the alt attribute Now that you know how to set the alt attribute, you may have started installing the alt attribute in the img tag, but there are some things to keep in mind when setting it up. Even if you set the alt attribute, you may not get the proper effect if you do not follow the precautions, so be sure to keep these points in mind.


Difference between alt attribute and title attribute In the img tag, you can set Oman Phone Number Data alt as an attribute for image description, but you can also set tilt attribute alongside it. The title attribute can be placed in other tags in addition to the img tag, and when you hover the mouse cursor over the place where it is placed on the browser, the contents of the title attribute will be displayed as a comment. title attribute Similar to the alt attribute, the title attribute also serves to convey the content of the image or text you have placed to search engines, but it is less important than the alt attribute. Therefore, when conveying the content of an image to search engines, use the alt attribute rather than the title attribute.




The alt attribute should specifically describe the image. Nowadays, it has become more well-known, so there are not many people who use it this way, but in the past, there were cases where the content of the alt attribute was simply a list of keywords. It's not that just a list of keywords is bad, but compared to the title and content part of the page, it has almost no impact on SEO. Therefore, instead of using a list of keywords, use a specific description of the image in the alt attribute. Also, when a visually impaired person uses the page reading function, what is read aloud in the image part is the content of the alt attribute, so if it is a list of keywords, it will not make sense. Although there is no impact at the moment, these parts may be included in the SEO evaluation later, and may be evaluated as user convenience, so try to write sentences that explain the image as much as possible.