quick promise practice

jrgtwo · Jun 6, 2024 · 79c62d6 · 79c62d6
1 parent 97f93a8
commit 79c62d6
Showing 1 changed file with 25 additions and 0 deletions.
diff --git a/apply/setinterval.js b/apply/setinterval.js
@@ -0,0 +1,25 @@
+// const setCancellableInterval = (cb, dur, ...args) => {
+
+//   const timerId = setInterval(() => cb.apply(null, args), dur)
+//   return () => clearInterval(timerId)
+// }
+
+// let i = 0;
+
+// const cancel = setCancellableInterval(() => {
+//   i++;
+// }, 10);
+
+// cancel(); // Called at t = 25
+// console.log(i)
+
+
+
+function promiseFactory(cb) {
+  return new Promise(cb)
+}
+
+(async function () {
+  const boom = await promiseFactory((res, rej) => setTimeout(() => res(123), 2000))
+  console.log(boom)
+})()