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- const myfunc = (add1, add2) => {
- return new Promise((resolve, reject) => {
- const new_value = add1 + add2;
- setTimeout(() => {
- resolve(new_value);
- }, 3000);
- })
- };
- myfunc(1, 5)
- .then((added_value) => {
- console.log(`the value is ${added_value}`);
- })
- .catch((err) => {
- console.error(`there was an error ${err}`);
- });
- //-------------------------------
- const myfunc = (add1, add2) => {
- return new Promise((resolve, reject) => {
- const new_value = add1 + add2;
- setTimeout(() => {
- console.log(`new value ${new_value}`);
- resolve(new_value);
- }, 3000);
- })
- };
- const mypromises = [
- myfunc(1, 5),
- myfunc(6, 5),
- myfunc(2, 9),
- myfunc(10, 5),
- ];
- Promise.all(mypromises)
- .then(() => {
- console.log('they all resolved');
- });
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