Answers for "automatic copy on clipboard javascript"

copy text to clipboard javascript

//As simple as this
navigator.clipboard.writeText("Hello World");

js copy to clipboard

Also works on safari!
  
function copyToClipboard() {
    var copyText = document.getElementById("share-link");
    copyText.select();
    copyText.setSelectionRange(0, 99999);
    document.execCommand("copy");
}