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Jul 20th, 2019
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  1. const promise = new Promise((resolve, reject) => {
  2. // perform async operation here
  3.  
  4. if () {
  5. // everything turned out fine
  6. resolve("reponse worked!");
  7. }
  8. else {
  9. reject(new Error("something went wrong"));
  10. }
  11. });
  12.  
  13. promise.then((result) => {
  14. console.log(result); // "response worked!"
  15. }).catch((err) => {
  16. console.log(err); // "something went wrong"
  17. });
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