How with JavaScript, you can implement the creation of files, there is such an HTML structure. The meaning is that when choosing, a text document is created, on the specified path.

& lt; body & gt;
& lt; h2 & gt; File creation path & lt; / h2 & gt;
& lt; Form name = "Form1" & gt;
  & lt; Input Text = "Text" Size = "40" Value = "D: \\ TextFile.txt" name = "Pole" & gt;
  & lt; br & gt;
  & lt; Input Type = "Button" onClick = "F1 (FRM1.Pole.Value)" Value = "Create a file" & gt;
& lt; / form & gt;
& lt; h2 & gt; what create files & lt; / h2 & gt;
& lt; Form name = "Form2" Method = "POST" ACTION = "" & gt;
  & lt; input type = "checkbox" name = "total" value = "checkbox" onClick = "Checkall (this.form, 'checkbox []', this.checked)" & gt; Mark all
  & lt; br & gt;
  & lt; Input Type = "Checkbox" name = "checkbox []" value = "checkbox" & gt; heder
  & lt; br & gt;
  & lt; Input Type = "Checkbox" name = "checkbox []" value = "checkbox" & gt; footer
  & lt; br & gt;
  & lt; Input Type = "Checkbox" name = "checkbox []" value = "checkbox" & gt; sidbar
& lt; / form & gt;

Answer 1, Authority 100%

From pure JavaScript In the browser, you can only download – & nbsp; via the file saving dialog. In addition to those mentioned @ Dmitry-nikitin ways , there is still BLOB Supported by modern browsers, which is preferable to data volumes greater than a few megabytes.

If you need it exclusively locally, and you want to program only on JavaScript – & nbsp; option to put locally node.js He knows how to create local files via FileSystem API , for example (code Syuda ):

var fs = require ('fs');
FS.WRITEFILE ('D: \\ TextFile.txt', "Prevetern", Function (ERR) {
  if (err) {
    RETURN CONSOLE.LOG (ERR);
  }
  Console.log ("File is saved.");
});

Answer 2, Authority 67%

JavaScript is performed in the browser, you can send the file to download in two ways:

1. base64-encoded content, for example:
   window.location.href =
'Data: Application / OCTET-STREAM; Base64, ...'

   which will be processed by the browser in accordance with the settings of programs
   default

2. Attribute download http://caniuse.com/#search=download

Answer 3

JavaScript You will not create a file and nowhere, this is a scripting language with execution on the client side. If you want to create a file on the server, you can use a bundle with PHP