分支v-if
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> .active { border:1px solid red; width:100px; height:100px; } .error { background-color: orange; } </style> </head> <body> <div id = "app1"> <div v-if='score>=90'>优秀</div> <div v-else-if='score<90&&score>=80'>良好</div> <div v-else-if='score<80&&score>=70'>一般</div> <div v-else='score<70'>差</div> </div> <script src="vue.js"></script> <script> var vue1 = new Vue({ el: '#app1', data:{ score:88 }, methods:{ } }) </script> </body> </html>