Vue不同组件之间相互传值
使用一个空Vue实例来进行传值,通过$emit,$on即可。<!DOCTYPE html><html lang="zh-CN"><head><title></title><meta charset="utf-8"><script src="./main/vue.js"></script></head><body>
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使用一个空Vue实例来进行传值,通过$emit,$on即可。
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<title></title>
<meta charset="utf-8">
<script src="./main/vue.js"></script>
</head>
<body>
<div id="demo">
<!-- test code -->
<custom-a></custom-a>
<custom-b></custom-b>
<!-- test code -->
</div>
</body>
<script type="text/javascript">
let bus = new Vue();
Vue.component("custom-a", {
template: '<button @click="transValue">Click</button>',
methods: {
transValue: () => bus.$emit("transValue", "hello from a")
}
});
Vue.component("custom-b", {
template: '<input :value="msg">',
data: function() {
return {
msg: ""
}
},
mounted() {
bus.$on("transValue", msg => this.msg = msg)
}
});
new Vue({
el: "#demo"
});
</script>
</html>
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