text response start download javascript code example
Example: js download file from webserver
<iframe id="download_iframe" style="display:none;"></iframe>
<script>
document.getElementById('download_iframe').src = "/example/example.txt";
</script>
<iframe id="download_iframe" style="display:none;"></iframe>
<script>
document.getElementById('download_iframe').src = "/example/example.txt";
</script>