update 5.js

Author: answershuto

5.js

@@ -18,15 +18,6 @@ class Watcher {
 let callbacks = [];
 let pending = false;
 
-function flushCallbacks () {
-    pending = false;
-    const copies = callbacks.slice(0);
-    callbacks.length = 0;
-    for (let i = 0; i < copies.length; i++) {
-        copies[i]();
-    }
-}
-
 function nextTick (cb) {
     callbacks.push(cb);
 
@@ -36,6 +27,15 @@ function nextTick (cb) {
     }
 }
 
+function flushCallbacks () {
+    pending = false;
+    const copies = callbacks.slice(0);
+    callbacks.length = 0;
+    for (let i = 0; i < copies.length; i++) {
+        copies[i]();
+    }
+}
+
 let has = {};
 let queue = [];
 let waiting = false;