Image to blob - Blob to image - in Javascript or Typescript mode (Angular 19)

This is how i convert an image to a Blob in a javascript script in angular


let file = item;
let image = item.split('.');
console.log(image);
var blob = new Blob([file], { type: `image/${image[1]}` });
let imageSrc = URL.createObjectURL(blob);

This is what i want to store destructured array

How can i get the image back having saved the 'name.extension' and the url of the 'blob' in javascript or typescript?

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