fengchuanyu 1 hafta önce
ebeveyn
işleme
b442ac9119

+ 28 - 0
3_JavaScript/练习3_年龄段.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>
+    <script>
+        var age = window.prompt("请输入年龄");
+        // age = age * 1;
+        age *= 1;
+        if(age < 14){
+            console.log("儿童")
+        }else if(14<=age && age<24){
+            console.log("青少年")
+        }else if(age>=24 && age<40){
+            console.log("青年")
+        }else if(age>=40 && age<60){
+            console.log("中年")
+        }else if(age>=60){
+            console.log("老年")
+        }else{
+            console.log("输入错误")
+        }
+    </script>
+</body>
+</html>

+ 24 - 0
3_JavaScript/练习4_星期.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>
+    <script>
+        var week = window.prompt("请输入星期几");
+        week *= 1;
+        switch(week){
+            case 0:console.log("星期日");break;
+            case 1:console.log("星期一");break;
+            case 2:console.log("星期二");break;
+            case 3:console.log("星期三");break;
+            case 4:console.log("星期四");break;
+            case 5:console.log("星期五");break;
+            case 6:console.log("星期六");break;
+            default:console.log("输入错误");
+        }
+    </script>
+</body>
+</html>