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Prevent nullable input in NumericTextBox in Vue NumericTextBox component

22 Nov 2022 / 1 minute to read

By default, the value of the NumericTextBox sets to null. In some applications, the value of the NumericTextBox should not be null at any instance. In such cases, following sample can be used to prevent nullable input in NumericTextBox.

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  <div id="app">
        <div class='wrap'>
           <ejs-numerictextbox id="numeric" :value='value' placeholder='NumericTextBox' :created='onCreate' :blur='onBlur' floatLabelType='Always'></ejs-numerictextbox>
import Vue from "vue";
import { NumericTextBoxPlugin } from "@syncfusion/ej2-vue-inputs";

export default {
  data () {
    return {
      value : null
  methods: {
    onCreate: function (event) {
      var numericObj=document.getElementById("numeric").ej2_instances[0];
      //  prevents nullable value during initialization
      if (numericObj.value==null) {
   onBlur: function(args) {
     if(args.value == null) {
       numeric.value = 0;
  @import "../../node_modules/@syncfusion/ej2-base/styles/material.css";
  @import "../../node_modules/@syncfusion/ej2-vue-inputs/styles/material.css";
 .wrap {
  margin: 0 auto;
  width: 240px;
  padding-top: 100px;