JSFiddle - React, Tailwind, and code Playground

HTML

<input type=number>

JavaScript

$("input[type=number]").keyup(function(e){
		var key = e.which ? e.which : event.keyCode;
          if(key == 110 || key == 188){
              e.preventDefault();
              var value = $(this).val();         
              $(this).val(value.replace(",","."));
         }

	});