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JsAaron · JsAaron · commit 4e30594f29b2 · 2014-09-28T22:38:13.000+08:00
diff --git a/version/慕课网/回调函数/ 无参数.html b/version/慕课网/回调函数/ 无参数.html
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+<!DOCTYPE HTML>
+<html>
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<script src="http://img.mukewang.com/down/540812440001e40e00000000.js" type="text/javascript"></script>
+<script src="http://img.mukewang.com/down/541f6ff70001a0a500000000.js" type="text/javascript"></script>
+
+<title></title>
+</head>
+<body>
+
+<script type="text/javascript">
+
+
+function Callbacks() {
+  var list = [];
+  var self;
+  self = {
+    add: function(fn) {
+      list.push(fn)
+    },
+    fire: function(args) {
+      list.forEach(function(fn) {
+        fn(args);
+      })
+    }
+  }
+  return self;
+}
+
+function fn1(val) {
+  show('fn1 says:' + val);
+}
+function fn2(val) {
+  show('fn2 says ' + val);
+}
+
+var cbs = Callbacks();
+cbs.add(fn1);
+cbs.fire('foo');
+cbs.add(fn2);
+cbs.fire('bar')
+
+
+
+</script>
+
+</body>
+</html>
+
+
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+
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+
diff --git a/version/慕课网/回调函数/once的设计.html b/version/慕课网/回调函数/once的设计.html
@@ -0,0 +1,64 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<script src="http://img.mukewang.com/down/540812440001e40e00000000.js" type="text/javascript"></script>
+<script src="http://img.mukewang.com/down/541f6ff70001a0a500000000.js" type="text/javascript"></script>
+
+<title></title>
+</head>
+<body>
+
+<script type="text/javascript">
+
+
+function Callbacks() {
+  var list = [];
+  var self;
+  self = {
+    add: function(fn) {
+      list.push(fn)
+    },
+    fire: function(args) {
+      list.forEach(function(fn) {
+        fn(args);
+      })
+    }
+  }
+  return self;
+}
+
+function fn1(val) {
+  show('fn1 says:' + val);
+}
+function fn2(val) {
+  show('fn2 says ' + val);
+}
+
+var cbs = Callbacks();
+cbs.add(fn1);
+cbs.fire('foo');
+cbs.add(fn2);
+cbs.fire('bar')
+
+
+
+</script>
+
+</body>
+</html>
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
