Download Text / Image

download.js

function downloadText(fName: string, txt: string) {
  const blob = new Blob([txt], { type: 'text/plain;charset=utf-8;' });
  const url = window.URL.createObjectURL(blob);

  const link = document.createElement('a');
  link.href = url;
  link.download = fName;
  link.target = '_blank';
  // link.click();
  link.dispatchEvent(new MouseEvent('click'));

  window.URL.revokeObjectURL(url);
}

// dataUrl = this.env.renderer.domElement.toDataURL('image/png');
function downloadDataUrl(fName: string, dataURL: string, cleanUp = true) {
  const link = document.createElement('a');
  link.href = dataURL;
  link.download = fName;
  link.target = '_blank';
  // link.click();
  link.dispatchEvent(new MouseEvent('click'));

  if (cleanUp) window.URL.revokeObjectURL(dataURL);
}