doc, child_process: clean up Windows example

doc/api/child_process.md

@@ -118,51 +118,45 @@ operating systems (Unix, Linux, macOS) [`child_process.execFile()`][] can be
 more efficient because it does not spawn a shell by default. On Windows,
 however, `.bat` and `.cmd` files are not executable on their own without a
 terminal, and therefore cannot be launched using [`child_process.execFile()`][].
-When running on Windows, `.bat` and `.cmd` files can be invoked using
-[`child_process.spawn()`][] with the `shell` option set, with
-[`child_process.exec()`][], or by spawning `cmd.exe` and passing the `.bat` or
-`.cmd` file as an argument (which is what the `shell` option and
-[`child_process.exec()`][] do). In any case, if the script filename contains
-spaces it needs to be quoted.
+When running on Windows, `.bat` and `.cmd` files can be invoked by:
+
+* using [`child_process.spawn()`][] with the `shell` option set, or
+* using [`child_process.exec()`][], or
+* spawning `cmd.exe` and passing the `.bat` or `.cmd` file as an argument
+  (which is what the `shell` option and [`child_process.exec()`][] do).
+
+In any case, if the script filename contains spaces, it needs to be quoted.
 
 ```cjs
-// OR...
 const { exec, spawn } = require('node:child_process');
 
-exec('my.bat', (err, stdout, stderr) => {
-  if (err) {
-    console.error(err);
-    return;
-  }
-  console.log(stdout);
-});
+// 1. child_process.spawn() with the shell option set
+const myBat = spawn('my.bat', { shell: true });
 
-// Script with spaces in the filename:
-const bat = spawn('"my script.cmd" a b', { shell: true });
-// or:
-exec('"my script.cmd" a b', (err, stdout, stderr) => {
-  // ...
-});
+// 2. child_process.exec()
+exec('my.bat', (err, stdout, stderr) => { /* ... */ });
+
+// 3. spawning cmd.exe and passing the .bat or .cmd file as an argument
+const bat = spawn('cmd.exe', ['/c', 'my.bat']);
+
+// If the script filename contains spaces, it needs to be quoted
+exec('"my script.cmd" a b', (err, stdout, stderr) => { /* ... */ });
 ```
 
 ```mjs
-// OR...
 import { exec, spawn } from 'node:child_process';
 
-exec('my.bat', (err, stdout, stderr) => {
-  if (err) {
-    console.error(err);
-    return;
-  }
-  console.log(stdout);
-});
+// 1. child_process.spawn() with the shell option set
+const myBat = spawn('my.bat', { shell: true });
 
-// Script with spaces in the filename:
-const bat = spawn('"my script.cmd" a b', { shell: true });
-// or:
-exec('"my script.cmd" a b', (err, stdout, stderr) => {
-  // ...
-});
+// 2. child_process.exec()
+exec('my.bat', (err, stdout, stderr) => { /* ... */ });
+
+// 3. spawning cmd.exe and passing the .bat or .cmd file as an argument
+const bat = spawn('cmd.exe', ['/c', 'my.bat']);
+
+// If the script filename contains spaces, it needs to be quoted
+exec('"my script.cmd" a b', (err, stdout, stderr) => { /* ... */ });
 ```
 
 ### `child_process.exec(command[, options][, callback])`