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JavaScript download file in background

kayengxiong tongsuatong answered on February 22, 2023 Popularity 2/10 Helpfulness 1/10

answer JavaScript download file in background

JavaScript download file in background

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var w;

function stopWorker() {
  w.terminate();
  w = undefined;
}

function downloadPDFBackground() {
  if (typeof(Worker) !== "undefined") {
    if (typeof(w) == "undefined") {
      w = new Worker("pdf_workers.js");
    }
    w.onmessage = function(event) {
        var file_path = 'https://www.w3.org/WAI/ER/tests/xhtml/testfiles/resources/pdf/dummy.pdf';
        var a = document.createElement('A');
        a.href = file_path;
        a.download = file_path.substr(file_path.lastIndexOf('/') + 1);
        document.body.appendChild(a);
        a.click();
        document.body.removeChild(a);
        stopWorker();
    };
  } else {
    document.getElementById("result").innerHTML = "Sorry! No Web Worker support.";
  }
}

Popularity 2/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: background download file javascript

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