feat: update debounce & throttle

Author: Z1hgq

front-end-interview/debounce.js

@@ -0,0 +1,14 @@
+/**
+ * 防抖
+ * @param fn 
+ * @param delay 
+ */
+const de = function (fn: Function, delay: number = 100) {
+    let timer: number;
+    return (...args: []) => {
+        clearTimeout(timer);
+        timer = setTimeout(() => {
+            fn.apply(this, args);
+        }, delay)
+    }
+}

front-end-interview/debounce.ts

@@ -0,0 +1,18 @@
+/**
+ * 防抖
+ * @param fn 
+ * @param delay 
+ */
+const th = function (fn: Function, delay: number = 100) {
+    let flag = true;
+    return (...args: []) => {
+        if (!flag) {
+            return;
+        }
+        flag = false;
+        setTimeout(() => {
+            fn.apply(this, args);
+            flag = true;
+        }, delay)
+    }
+}