Get Programming with JavaScript - Listing 5.09

Get Programming with JavaScript - Listing 5.09

Listing 5.09 - Displaying a player's health

var showPlayerHealth;

showPlayerHealth = function (playerName, playerHealth) {
    console.log(playerName + " has health " + playerHealth);
};

showPlayerHealth("Kandra", 50);
showPlayerHealth("Dax", 40);

Further Adventures

Listing 5.09 - Displaying a player's health - Task 1

Change the showPlayerHealth function so it shows information of the form: Kandra: health 50.

var showPlayerHealth;

showPlayerHealth = function (playerName, playerHealth) {
    console.log(playerName + ": health " + playerHealth);
};

showPlayerHealth("Kandra", 50);
showPlayerHealth("Dax", 40);

Listing 5.09 - Displaying a player's health - Task 2

Call the showPlayerHealth function using your own arguments.

var showPlayerHealth;

showPlayerHealth = function (playerName, playerHealth) {
    console.log(playerName + ": health " + playerHealth);
};

showPlayerHealth("Kandra", 50);
showPlayerHealth("Dax", 40);
showPlayerHealth("Jahver", 200);    // Call the function

Listing 5.09 - Displaying a player's health - Tasks 3, 4 & 5

Declare a variable called healthInfo inside the showPlayerHealth function.
Assign healthInfo the string that will be displayed.
Change the call to console.log so that it uses the healthInfo variable.

var showPlayerHealth;

showPlayerHealth = function (playerName, playerHealth) {
    var healthInfo;    // Declare a variable
    healthInfo = playerName + ": health " + playerHealth;    // Assign it a string
    console.log(healthInfo);    // Display the string
};

showPlayerHealth("Kandra", 50);
showPlayerHealth("Dax", 40);
showPlayerHealth("Jahver", 200);