code : add 6-3.js

Kimdonghyeon7645 · Kimdonghyeon7645 · commit fcc420b15d2a · 2021-02-06T17:42:50.000+09:00
diff --git a/_6-3-Async & Await.js b/_6-3-Async & Await.js
@@ -0,0 +1,17 @@
+/* 3. 어싱크 & 어웨이크 : Async & Await */
+
+function promise() {
+    return new Promise((resolve, reject) => {
+        console.log("기다려봐")
+        setTimeout(() => {
+            resolve()
+        }, 1000)
+    })
+}
+
+async function hey() {
+    await promise()
+    console.log("짠!")
+}
+
+hey()
