export function in nodejs code example

Example 1: how to export a class in node js

class TestClass {
  
}

module.exports.TestClass = TestClass;

Example 2: What is the syntax to export a function from a module in Node.js

function foo() {}
function bar() {}

// To export above functions:
module.exports = foo;
module.exports = bar;

// And in the file you want to use these functions,
// import them like this:
const foo = require('./module/path');
const bar = require('./module/path');

Example 3: how to export module in node js

module.exports ={
 //functions
}