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Marcus Elliott
Courses Plus Student 28,386 PointsSolution to Workshop2
// declare program variables var message; var num1; var num2;
// announce the program alert("Let's do some math!");
// collect numeric input num1 = prompt("Please type a number."); num1 = parseFloat(num1); num2 = prompt("Please type another number, but not 0."); num2 = parseFloat(num2);
if (num2 === 0 ) { alert('Your second number cannot be 0!'); } else { if (isNaN(num1) || isNaN(num2)) { alert('One or more of the values you entered was a not number! Please reload to try again.'); } else { // build an HTML message message = "<h1>Math with the numbers " + num1 + " and " + num2 + "</h1>"; message += num1 + " + " + num2 + " = " + (num1 + num2); message += "<br>"; message += num1 + " * " + num2 + " = " + (num1 * num2); message += "<br>"; message += num1 + " / " + num2 + " = " + (num1 / num2); message += "<br>"; message += num1 + " - " + num2 + " = " + (num1 - num2);
// write message to web page
document.write(message);
} }
1 Answer
Steven Parker
243,656 PointsDo you have a question about this, or are you just posting a solution?
