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

this seems to be in the wrong category. but i'll take some free points my dude

posting this in wrong category will result in people seeing it who won't know the answer.