Jquery On Keyup function calculate quantity and unitprice :     Hello every One I have Small dought for the quantity and unit price change j query is not working see 
    
    For Example : Quantity Changes and Unit Price also changes Amount is Read only
    
    
      [1]: https://jsfiddle.net/Webengers/8goLqk65/

Here I will choose qty and unit price changes amount can be display 