test run nodejs parallel

run-parallel.js

/**
 * test run nodejs parallel
 */

function task1() {
    return new Promise(async (resolve, reject) => {
        const count = 100;
        let i = 0;
        while (i < count) {
            await sleap(2000)
            console.log('in tasck 1 ', i);
            i++;
        }
        resolve("task1 is done");
    });
}
function task2() {
    return new Promise(async (resolve, reject) => {
        const count = 100;
        let i = 0;
        while (i < count) {
            await sleap(1000)
            console.log('in tasck 2 ', i);
            i++;
        }
        resolve("task2 is done");
    });
}

const sleap = (ms) => new Promise(resolve => setTimeout(resolve, ms))

const tasks = [task1(), task2()]; //add tasks here
Promise.all(tasks).then((result) => {
    console.log(result);
})
    .catch((error) => {
        console.error(error);
    });