Image In Html Alt. They are getting better at it but identifying the subject of a photo or picture is extremely difficult so search engines rely on the alt description to know what is actually in a picture they also use the. The text should describe the image if the image contains information.
Setting this attribute to an empty string alt indicates that this image is not a key part of the content it s decoration or a tracking pixel and that non visual browsers may omit it from rendering visual browsers will also hide the broken image icon if the alt is. Use the html alt attribute to define an alternate text for an image if it cannot be displayed use the html width and height attributes or the css width and height properties to define the size of the image. As the googlebot does not see the images directly we generally concentrate on the information provided in the alt attribute.
The w3c recommends that images that convey no information but are purely decorative be specified in css rather than in the html markup.
The alt text is designed to display when an image doesn t load whereas the title text is designed to display balloon text for images that do. Adding alternative text to photos is first and foremost a principle of web. The alt description search engines. The alt attribute is commonly but incorrectly referred to as the alt tag.