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nodejs_child_process_spawn_with_stdout_stderr_streaming.ts

typescript

Spawns a new process to execute a command (ls) and streams its out

19d ago15 linesnodejs.org
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nodejs_child_process_spawn_with_stdout_stderr_streaming.ts
1import { spawn } from 'node:child_process';
2
3const ls = spawn('ls', ['-lh', '/usr']);
4
5ls.stdout.on('data', (data: Buffer) => {
6  console.log(`stdout: ${data}`);
7});
8
9ls.stderr.on('data', (data: Buffer) => {
10  console.error(`stderr: ${data}`);
11});
12
13ls.on('close', (code: number) => {
14  console.log(`child process exited with code ${code}`);
15});