1:  // 1. Reading and Writing Different Data Types:

   2:  

   3:  const buffer = new ArrayBuffer(16); // Allocate 16 bytes

   4:  const view = new DataView(buffer);

   5:  

   6:  view.setInt8(0, 42);        // Write an 8-bit integer at offset 0.

   7:  view.setInt16(1, 1000, true);  // Write a 16-bit integer (little-endian).

   8:  view.setInt32(3, -256000, false); // Write a 32-bit integer (big-endian)

   9:  view.setFloat32(7, 3.14159, true);   // Write a 32-bit float (little-endian)

  10:  

  11:  console.log(view.getInt8(0));       // Read the 8-bit integer at offset 0. Output: 42

  12:  console.log(view.getInt16(1, true));   // Read the 16-bit integer. Output: 1000

  13:  console.log(view.getInt32(3, false));  // Output: -256000

  14:  console.log(view.getFloat32(7, true)); // Output: 3.14159

  15:  

  16:  //You need to allocate enough space in your ArrayBuffer to accommodate the BigInt. Since a BigInt64 takes 8 bytes, and you want to write it starting at an offset of 11 bytes, your total buffer size should be at least 11 + 8 = 19 bytes.

  17:  const buffer1 = new ArrayBuffer(19);

  18:  const view1 = new DataView(buffer1);

  19:  

  20:  view1.setBigInt64(11, 1234567890123456789n, true);  // Write a 64-bit BigInt (little-endian)

  21:  console.log(view1.getBigInt64(11, true)); // Output: 1234567890123456789n

  22: