Replacing image attributes (data-src) also applies to backend

1. What is the difference between SRC and data SRC?
2. What is data image SRC?
3. What is Srcset attribute?
4. How can I get SRC data?
5. What is retina SRC?
6. How do I convert a URL to an image?
7. What is the use of Src attribute?
8. How do I create a data URL?
9. What is difference between SRC and Srcset?
10. What is SRC and Srcset?
11. Can I use Srcset and sizes?

What is the difference between SRC and data SRC?

The src attribute is defined in HTML specs, and it has a functional meaning. The data-src attribute is just one of the infinite set of data-* attributes, which have no defined meaning but can be used to include invisible data in an element, for use in scripting (or styling).

What is data image SRC?

The data-* attributes are used to store custom data private to the page or application. ... The data-* attributes gives us the ability to embed custom data attributes on all HTML elements. The data can then be used by JavaScript to create a more engaging user experience.

What is Srcset attribute?

The srcset attribute specifies the URL of the image to use in different situations. This attribute is required when <source> is used in <picture> .

How can I get SRC data?

1. Try giving an id to your image and then $("#ifOfTheImage").data('src'); – XYZ Oct 24 '16 at 8:34.
2. I know how to get id but I just want to get value of data-src attribute and if I replace attr with data nothing change – ani_css Oct 24 '16 at 8:36.
3. shall I give an id or class all images ? –

What is retina SRC?

If you want to serve high-resolution images to devices with retina displays, you just have to include the source for those images in a "data-src-retina" attribute.

How do I convert a URL to an image?

“how to convert string data url to image in javascript” Code Answer

1. function getBase64Image(src, callback, outputFormat)
2. const img = new Image();
3. img. crossOrigin = 'Anonymous';
4. img. onload = () =>
5. const canvas = document. createElement('canvas');
6. const ctx = canvas. getContext('2d');
7. let dataURL;
8. canvas.

What is the use of Src attribute?

The src attribute specifies the URL of the media file to play. This attribute is required when <source> is used in <audio> and <video> .

How do I create a data URL?

A Data URL is a string that starts with data: followed by the MIME type format. For example a PNG image has mime type image/png . This is followed by a comma and then by the actual data. Text is usually transferred in plain text, while binary data is usually base64 encoded.

What is difference between SRC and Srcset?

The srcset attribute allows you to specify a list of image file URLs, along with size descriptions. Yo ualso need to still use the src attribute to identify a “default” image source, to be used in browsers that don't support srcset .

What is SRC and Srcset?

The srcset Attribute.

There is a stylesheet that sets the dimensions of images to 400x400px. On browsers without srcset support, the value of the src attribute will be used as the image src [default image]. ... On displays with 2 device pixels per CSS pixel, the 2x variant of the srcset will be used [2x image].

Can I use Srcset and sizes?

With srcset and sizes it is possible to offer multiple sizes of the same image. The browser does the calculation (yeah!) and chooses the best size to display to the user. Browser support of srcset and sizes is good and the fallback is perfect.