JS
(quick guide & examples)
CREATE BLOB OBJECT var myBlob = new Blob(["Hello World"], {type: "text/plain"});
CREATE DOWNLOAD LINK var url = window.URL .createObjectURL(myBlob);
ATTACH LINK TO BODY var a = document.createElement("a"); a.href = url; a.download = "demo.txt"; document.body.appendChild(a);
SAVE TO FILE DIALOG BOX const fh = await window.showSaveFilePicker();
CREATE BLOB OBJECT var myBlob = new Blob(["Hello World"], {type: "text/plain"});
FILE STREAM const fs = await fh.createWritable();
WRITE TO FILE STREAM await fs.write(myBlob); await fs.close();
LOAD FILE SYSTEM MODULE const fs = require("fs");
WRITE FILE fs.writeFile( "DEMO.TXT", "Foo bar!", "utf8", (err, data) => { console.log("Write complete"); console.log(err); });