JavaScript&nodejs

JavaScript/NodeJS/demo/test.js

@@ -0,0 +1,24 @@
+
+
+
+async function run(){
+    var a=1;
+    for(var i=0;i<1000000000;i++){
+        a++;
+    }
+    console.log("run finish");
+    return "run return";
+}
+
+async function run2(){
+    console.log(await run());
+    console.log("run2 finish")
+    return "run2 return";
+}
+
+async function run3(){
+    
+    console.log(await run2());
+    return "run3 return";
+}
+run3();