46 lines
1.1 KiB
HTML
46 lines
1.1 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Document</title>
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</head>
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<body>
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<div class="app">
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<h2 ref="test">{{ test }}</h2>
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</div>
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</body>
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<script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
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<script>
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// 生命周期
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//
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var vm = new Vue({
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el: '.app',
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data: {
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test: '你好'
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},
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beforeCreate() {
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console.log("beforeCreate");
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console.log(this.test);
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},
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// 一般用来发送ajax
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created() {
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console.log("created");
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console.log(this.test);
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console.log(this.$refs.test);
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},
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mounted() {
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console.log("mounted");
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console.log(this.test);
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console.log(this.$refs.test);
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},
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beforeUpdate() {
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console.log("数据被更新了");
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},
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methods: {
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}
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})
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</script>
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</html> |