주식 목표율

by jinam yu

HTML

<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<div id="app">
    <form class="p-4">
        <div class="form-group">
            <label>매수 금액</label>
            <div class="input-group mb-3">
                <input type="number" class="form-control" v-model="price" />
                <span class="input-group-text" >원</span>
            </div>
            
            <label>목표율</label>
            <div class="input-group mb-3">
                <input type="number" class="form-control" v-model="ratio" />
                <span class="input-group-text" >%</span>
            </div>
        </div>
        
        <div class="form-group">
            <label>결과</label>
            <input class="form-control" type="text" :value="output" readonly />
        </div>
    </form>
</div>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#app {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  transition: all 0.2s;
}

li {
  margin: 8px 0;
}

h2 {
  font-weight: bold;
  margin-bottom: 15px;
}

del {
  color: rgba(0, 0, 0, 0.3);
}

Vue

new Vue({
    el: "#app",
    data: {
        price: 10000,
        ratio: 10,

    },
    computed: {
    	output(){
      	const value = parseInt(this.price) + parseInt(this.price * ( (this.ratio || 0) / 100));
				return value.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
      }
    },
})