Image URL to base64 using javascript

convert-image-url-to-base64.js

// snippet from google gemini

function convertImageURLToBase64(imageUrl) {
    fetch(imageUrl)
      .then(response => response.blob())
      .then(blob => {
        const reader = new FileReader();
        reader.readAsDataURL(blob); 
        reader.onloadend = function() {
          const base64data = reader.result;   
          console.log(base64data); // Output: "data:image/png;base64,iVBORw0KGgoAA..." (Example)
        }
      });
  }
  
  // Example usage:
  const imageUrl = 'https://www.example.com/image.jpg';
  convertImageURLToBase64(imageUrl);