|
|
@@ -0,0 +1,52 @@
|
|
|
+<!DOCTYPE html>
|
|
|
+<html lang="en">
|
|
|
+
|
|
|
+<head>
|
|
|
+ <meta charset="UTF-8">
|
|
|
+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
|
+ <title>Document</title>
|
|
|
+</head>
|
|
|
+
|
|
|
+<body>
|
|
|
+ <h1>内容一</h1>
|
|
|
+ <button id="btn1">按钮一</button>
|
|
|
+ <button id="btn2">按钮二</button>
|
|
|
+ <button id="btn3">按钮三</button>
|
|
|
+ <script>
|
|
|
+ var oBtn1 = document.querySelector("#btn1");
|
|
|
+ var oBtn2 = document.querySelector("#btn2");
|
|
|
+ var oBtn3 = document.querySelector("#btn3");
|
|
|
+ var oH1 = document.querySelector("h1");
|
|
|
+
|
|
|
+ oBtn1.onclick = function () {
|
|
|
+ // 向历史记录中添加一条记录 history.pushState
|
|
|
+ // 一共有两个参数 第一个参数是状态值 第二个参数是标题（一般不用传输但必有这个参数所以传空值）
|
|
|
+ history.pushState(1,"");
|
|
|
+ oH1.innerText = "内容一";
|
|
|
+ }
|
|
|
+ oBtn2.onclick = function () {
|
|
|
+ history.pushState(2,"");
|
|
|
+ oH1.innerText = "内容二";
|
|
|
+ }
|
|
|
+ oBtn3.onclick = function () {
|
|
|
+ history.pushState(3,"");
|
|
|
+ oH1.innerText = "内容三";
|
|
|
+ }
|
|
|
+
|
|
|
+ // 监听history值的变化
|
|
|
+ window.onpopstate = function(){
|
|
|
+ console.log(history.state);
|
|
|
+ if(history.state == 1){
|
|
|
+ oH1.innerText = "内容一";
|
|
|
+ }else if(history.state == 2){
|
|
|
+ oH1.innerText = "内容二";
|
|
|
+ }else if(history.state == 3){
|
|
|
+ oH1.innerText = "内容三";
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ </script>
|
|
|
+</body>
|
|
|
+
|
|
|
+</html>
|
