- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="utf-8" />
- <title></title>
- </head>
- <body>
- <div>
-
- </div>
- <script>
- function getTimeState() {
- // 获取当前时间
- let timeNow = new Date();
- // 获取当前小时
- let hours = timeNow.getHours();
- // 设置默认文字
- let state = ``;
- // 判断当前时间段
- if (hours >= 0 && hours <= 10) {
- state = `早上好!`;
- } else if (hours > 10 && hours <= 14) {
- state = `中午好!`;
- } else if (hours > 14 && hours <= 18) {
- state = `下午好!`;
- } else if (hours > 18 && hours <= 24) {
- state = `晚上好!`;
- }
- return state;
- }
- let a = getTimeState();
- console.log(a);
- </script>
- </body>
- </html>