4_vue方法的使用.html 967 B

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="UTF-8">
  5. <meta http-equiv="X-UA-Compatible" content="IE=edge">
  6. <meta name="viewport" content="width=device-width, initial-scale=1.0">
  7. <title>Document</title>
  8. </head>
  9. <body>
  10. <div id="app">
  11. {{timer}}
  12. </div>
  13. <script src="./vue.js"></script>
  14. <script>
  15. var app = new Vue({
  16. el: "#app",
  17. data: {
  18. timer: null
  19. },
  20. //生命周期 创建之后
  21. created() {
  22. this.formData()
  23. },
  24. methods: {
  25. formData() {
  26. var date = new Date()
  27. var year = date.getFullYear()
  28. var mouth = date.getMonth()
  29. var day = date.getDate()
  30. var hour = date.getHours()
  31. var minutes = date.getMinutes()
  32. var seconds = date.getSeconds()
  33. this.timer = year + '年' + mouth + '月' + day + '日' + hour + '时' + minutes + "分" + seconds + "秒"
  34. }
  35. }
  36. })
  37. </script>
  38. </body>
  39. </html>