JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" id="school" name="school"/>

JavaScript

$("#school").bind('keypress', function (event) {


    var regex = new RegExp("^[a-zA-Z0-9]+$");
    var key = String.fromCharCode(!event.charCode ? event.which : event.charCode);
    console.log(key);
    if (!regex.test(key)) {
       
       console.log("if");
       //jQuery("#errmsg").html(localStorage.getItem("datas")).show();
         
   event.preventDefault();
       return false;
    }
    else
    {
        console.log("false");
    }
       //alert(data);
       
   

   });