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promise1 safest cryptocurrency exchange

From Marsa Sefta Lesmana, 1 Month ago, written in JavaScript.
URL https://pastebin.pl/view/1c80e44d
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  1. const myCountPromise = (input) => {
  2.   return new Promise((resolve, reject) => {
  3.     if (input !== undefined) {
  4.       setTimeout(() => {
  5.         resolve(input * 2);
  6.       }, 2000);
  7.     } else {
  8.       reject("Maaf tidak ada nilai dalam parameter");
  9.     }
  10.   });
  11. };
  12.  
  13. myCountPromise(2)
  14.   .then((result) => {
  15.     console.log(result);
  16.   })
  17.   .catch((error) => {
  18.     console.error("Error:", error);
  19.   });
  20.  

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