Created
March 18, 2020 00:21
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Vue Components comunicating with the parent
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<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
<title>Document</title> | |
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script> | |
</head> | |
<body> | |
<div id="app"> | |
<h1>{{title}}</h1> | |
<select v-model="selected"> | |
<option>my-comp</option> | |
<option>my-other-comp</option> | |
</select> | |
<my-comp v-if="selected == 'my-comp'" @from-comp="onFromComp" comp-title="My Comp"></my-comp> | |
<my-other-comp v-if="selected == 'my-other-comp'" @from-comp="onFromComp" comp-title="My Other Comp"></my-other-comp> | |
</div> | |
<script> | |
Vue.component('my-comp', { | |
// camelCase in JavaScript | |
props: ['compTitle'], | |
template: | |
` | |
<div> | |
<h3>{{ compTitle }}</h3> | |
<button @click="$emit('from-comp', mssg)">back to parent</button> | |
</div> | |
`, | |
data: function(){ | |
return { | |
mssg: 'from comp' | |
} | |
} | |
}) | |
Vue.component('my-other-comp', { | |
// camelCase in JavaScript | |
props: ['compTitle'], | |
template: | |
` | |
<div> | |
<h3>{{ compTitle }}</h3> | |
<input v-model="data['mssg']"> | |
<input v-model="data['mssg1']"> | |
<button @click="$emit('from-comp', data)">back to parent</button> | |
<code>{{data}}</code> | |
</div> | |
`, | |
data: function(){ | |
return { | |
data: { | |
mssg : 'from the first input', | |
mssg1 : 'from the second input', | |
} | |
} | |
} | |
}) | |
new Vue({ | |
el: '#app', | |
data: { | |
title: 'My Vue Test Project', | |
selected: 'my-comp', | |
}, | |
methods: { | |
onFromComp: function(data) { | |
console.log(data) | |
} | |
} | |
}) | |
</script> | |
</body> | |
</html> |
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