how to paste text js code example

Example 1: js get copied text

navigator.permissions.query({name: "clipboard-write"}).then(result => {
  if (result.state == "granted" || result.state == "prompt") {
    /* write to the clipboard now */
  }
});

Example 2: js get copied text

function updateClipboard(newClip) {
  navigator.clipboard.writeText(newClip).then(function() {
    /* clipboard successfully set */
  }, function() {
    /* clipboard write failed */
  });
}