Create a very simple four function integer calculator with buttons for Add, Subtract, Multiply, and Divide, and with two text-type input fields. When the user enters two numbers and clicks one of the buttons, the answer is displayed where shown.;Your program must use an alert to tell the user about any errors. The possible errors include;One or both input fields are blank;One or both input fields < -9999 or greater than 9999;Divide by zero;Illegal character in either input field.;Only 0, 1,2,3,4,5,6,7,8,9, and ? are allowed.;You must include instructions to the instructor on;how to install the assignment. Do this in a;separate file named ReadMe.txt.;Even though there are none in the example;you must include instructions to the user.
Paper#64773 | Written in 02-Feb-2016Price : $22