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W250511
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adjin

fengchuanyu 1 week ago
parent
6f80cb5cca
commit
af81f2a183
3 changed files with 129 additions and 0 deletions
Unified View Show Diff Stats
  1. 52 0
      6-HTML5/10_历史管理history.html
  2. 25 0
      6-HTML5/11_dataset.html
  3. 52 0
      6-HTML5/9_历史管理hash.html

+ 52 - 0
6-HTML5/10_历史管理history.html
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+<!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>

+ 25 - 0
6-HTML5/11_dataset.html
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+<!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>
 
+    <!-- 自定义属性 -->
 
+    <!-- 自定义属性的格式：data-属性名="属性值"  属性名自己起-->
 
+    <div data-id="1">a</div>
 
+    <div data-id="2">b</div>
 
+    <div data-id="3">c</div>
 
+    <script>
 
+        var aDiv = document.querySelectorAll("div");
 
+
 
+        for(var i=0;i<aDiv.length;i++){
 
+            aDiv[i].onclick = function(){
 
+                console.log(this.dataset.id);
 
+            }
 
+        }
 
+
 
+    </script>
 
+</body>
 
+</html>

+ 52 - 0
6-HTML5/9_历史管理hash.html
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+<!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(){
 
+            // 设置 hash 值以改变 浏览器地址栏 历史
 
+            // location.hash = '#hello';
 
+            location.hash = "#1"
 
+            oH1.innerText = "内容一";
 
+        }
 
+        oBtn2.onclick = function(){
 
+            location.hash = "#2";
 
+            oH1.innerText = "内容二";
 
+        }
 
+        oBtn3.onclick = function(){
 
+            location.hash = "#3";
 
+            oH1.innerText = "内容三";
 
+        }
 
+
 
+
 
+
 
+        // 监听 hash 值的改变
 
+        window.onhashchange = function(){
 
+            // console.log("132")
 
+            // 当点击向前 或者 向后按钮 时 会触发 hashchange 事件
 
+            // 获取当前 hash 值
 
+            var thisHash = location.hash;
 
+            if(thisHash == "#1"){
 
+                oH1.innerText = "内容一";
 
+            }else if(thisHash == "#2"){
 
+                oH1.innerText = "内容二";
 
+            }else if(thisHash == "#3"){
 
+                oH1.innerText = "内容三";
 
+            }
 
+        }
 
+    </script>
 
+</body>
 
+</html>