HTML Images are defined with <img> tag. Image tag or <img> is non pair element, attribues are used to add properties of images.
HTML includes images from its 4th version (HTML4) ie since 1997. Images enhance the look and feel of a website. We uses images as a logo, banner, icons, symbols, product etc.
HTML Images Formats and Comparision
How to insert image in a webpage
Image is inserted in html using <img> tag. Img is an non-pair element. src and alt attributes are compulsory in an img tag. width and height are optional in img. By increasing width or height, image size increase with same aspect-ratio. Aspect Ratio is ratio of width Vs height. For an image of size 400*300, aspeect ratio is 4:3.
HTML image tag example
<img src="logo.png" alt="alternate text of image" >
Attributes in img tag
|src||source or path of image ( compulsory )|
|alt||alternate text for image ( compulsory )|
|title||show tooltip on mouse over|
|width||control width of an image|
|height||control height of an image|
alt attributes is compulsory in every image tag. It helps google and other search engines to search images. If in any case image fail to upload, alt text hold the space and tell user about image.