1:  // Assume 'buffer' contains the binary data of a file (implementation for receiving data depends on specific context)

   2:  const buffer = new ArrayBuffer(20); // For example.

   3:  const view = new DataView(buffer);

   4:  

   5:  view.setUint16(0, 0x1234, true); // 16-bit integer at offset 0

   6:  view.setUint32(2, 0x56789ABC, true); // 32-bit integer at offset 2

   7:  

   8:  const header = view.getUint32(0);   // Read a 32-bit unsigned integer header at offset 0

   9:  const version = view.getUint8(4);    // Read an 8-bit unsigned integer version at offset 4

  10:  const timestamp = view.getFloat64(5, false); // Read a 64-bit float timestamp (big-endian)

  11:  

  12:  console.log (header,version,timestamp)