JSFiddle - React, Tailwind, and code Playground
HTML
<input type="date" name="propDate" id="propDate">
JavaScript
<script>
propDate = document.getElementById("propDate");
alert(propDate.value);
var dt=new Date();
var month = dt.getMonth()+1;
if (month<10) {month='0'+month};
var day = dt.getDate();
if (day<10) {day='0'+day};
var year = dt.getFullYear();
propDate.value=day+'.'+month+'.'+year;
</script>