111117.29

utils/throttle.js

@@ -0,0 +1,14 @@
+ const throttle=function(fn,wait=1000){
+  var flag = true;
+  var timer = null;
+  return function(){
+    if(flag) {
+      fn.apply(this,arguments);
+      flag = false;
+      timer = setTimeout(() => {
+        flag = true
+      },wait)
+    }
+  }
+}
+export default throttle