Get Programming with JavaScript - Listing 4.07

Listing 4.07 - Using the findTotal function to display a calculation

var number1 = 1000; var number2 = 66; var result; var findTotal; findTotal = function () { result = number1 + number2; }; findTotal(); console.log(number1 + " + " + number2 + " = " + result);

Further Adventures

Listing 4.07 - Using the findTotal function to display a calculation - Task 1

var number1 = 100; // Change number1 var number2 = 6; // Change number2 var result; var findTotal; findTotal = function () { result = number1 + number2; }; findTotal(); console.log(number1 + " + " + number2 + " = " + result);

Listing 4.07 - Using the findTotal function to display a calculation - Task 2

var number1 = 100; var number2 = 6; var number3 = 50; // A third variable and value var result; var findTotal; findTotal = function () { result = number1 + number2; }; findTotal(); console.log(number1 + " + " + number2 + " = " + result);

Listing 4.07 - Using the findTotal function to display a calculation - Task 3

var number1 = 100; var number2 = 6; var number3 = 50; var result; var findTotal; findTotal = function () { result = number1 + number2 + number3; // Add the three numbers }; findTotal(); console.log(number1 + " + " + number2 + " = " + result);

Listing 4.07 - Using the findTotal function to display a calculation - Task 4

var number1 = 100; var number2 = 6; var number3 = 50; var result; var findTotal; findTotal = function () { result = number1 + number2 + number3; }; findTotal(); // Update console.log console.log(number1 + " + " + number2 + " + " + number3 + " = " + result);