<div id="app">
Type the first number:
<input type="number" v-model.number="n1"><br />
Type the second number:
<input type="number" v-model.number="n2"><br />
<button v-on:click="sum = n1 + n2">Sum</button><br />
The sum is: {{ sum }}
</div>var vue = new Vue({
el: "#app",
data: {
n1: 0,
n2: 0,
sum: 0
}
});
External CSS
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