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How to spawn and kill a process in Node.js and JavaScript?

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Sometimes, we want to spawn and kill a process in Node.js and JavaScript.

In this article, we’ll look at how to spawn and kill a process in Node.js and JavaScript.

How to spawn and kill a process in Node.js and JavaScript?

To spawn and kill a process in Node.js and JavaScript, we can use the spawn and kill functions.

For instance, we write

const kill = require("tree-kill");
const { spawn } = require("child_process");

const scriptArgs = ["myScript.sh", "arg1", "arg2", "youGetThePoint"];
const child = spawn("sh", scriptArgs);

//...
kill(child.pid);

to call spawn to run the sh command with the command arguments in scriptArgs.

Then we call kill with “child.pid` to kill the process with the given PID.

Conclusion

To spawn and kill a process in Node.js and JavaScript, we can use the spawn and kill functions.

By John Au-Yeung

Web developer specializing in React, Vue, and front end development.

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