Fill in the missing statements or expressions in the following code that checks to ensure that a user enters an integer value at the prompt: var purchase = parseInt(prompt("How many do you want?"," ")); var check = ; while () { purchase = parseInt(prompt("Enter a whole number:", " ")); ; }

The correct fill in the blanks in the given question is given as

var check = num.isInteger(purchase); // giving the input by the user--(1)

      while(!check)  // check the condition (2)

      {

check = num.isInteger(purchase);  // taking by the user  in the "num" ..(3)                  

      }

Explanation:

Following are the description of solution

answera hit;