<link href="https://fonts.googleapis.com/css?family=Roboto:100,300,400,500,700,900" rel="stylesheet">
<link href="https://cdn.jsdelivr.net/npm/@mdi/font@6.x/css/materialdesignicons.min.css" rel="stylesheet">
<link href="https://cdn.jsdelivr.net/npm/vuetify@2.x/dist/vuetify.min.css" rel="stylesheet">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no, minimal-ui">
<h3>Vuetify Rule Input Text only accept number and dot</h3>
<v-text-field v-model="inputValue" clearable label="Enter a number with dots" :rules="inputRules"></v-text-field>
<script src="https://cdn.jsdelivr.net/npm/vue@2.x"></script>
<script src="https://cdn.jsdelivr.net/npm/vuetify@2.x"></script>
const valid = /^[0-9.]+$/.test(value);
return valid || 'Only numbers and dots are allowed';