how to run node js file in terminal code example

Example 1: execute terminal command nodejs

// You can use 'exec' this way
// LINUX EXAMPLE

const { exec } = require("child_process");

exec("ls -la", (error, stdout, stderr) => {
    if (error) {
        console.log(`error: ${error.message}`);
        return;
    }
    if (stderr) {
        console.log(`stderr: ${stderr}`);
        return;
    }
    console.log(`stdout: ${stdout}`);
});

Example 2: run node js

node name_app.js

Example 3: how to run js file in node terminal

node FileName.js

Example 4: how to run javascript in terminal

// With node.js installed in windows commandline
C:\Users\Name> node
> console.log("Hello World");
Hello World
undefined
>

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