Check for Float value on keypress using JQuery

Following is script by which you can put check for float value.





html input field on which you want to put check for float value:

 <input class="checkfloat" type="text">  

Script for Float Value check:

 $(".checkfloat").on("keypress keyup",function (event) {  
     $(this).val($(this).val().replace(/[^0-9\.]/g,''));  
     if ((event.which != 46 || event.which == 8 || event.which == 9 || $(this).val().indexOf('.') != -1)   
               && ((event.which < 48 || event.which > 57))) {  
       event.preventDefault();  
     }  
   });