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| /* 1. Write a function average that takes two numbers as input (parameters), and returns the average of those numbers. */ | |
| var average = function(x , y){ // Good Job! | |
| return (x+y)/2; // Try and keep your spacing consistant. | |
| }; | |
| /* 2. Write a function greeter that takes a name as an argument and greets that name by returning something along the lines of "Hello, <name>!" */ | |
| var greeter = function(name){ // Good Job! | |
| return "Hello, " + name + "!"; | |
| }; | |
| /* 3. Write the following functions that each accept a single number as an argument: | |
| even: returns true if its argument is even, and false otherwise. | |
| odd: the opposite of the above. | |
| positive: returns true if its argument is positive, and false otherwise. | |
| negative: the opposite of the above. */ | |
| var isEven = function(x){ // Good Job!, you should keep your spacing consistant... look at line 21, and the x%2 expression. | |
| if(x%2 == 0){ | |
| return true; | |
| }else{ | |
| return false; | |
| } | |
| }; | |
| var isOdd = function(x){ // Good Job!, you should keep your spacing consistant... | |
| if(x%3 == 1){ | |
| return true; | |
| }else{ | |
| return false; | |
| } | |
| }; | |
| var isPositive = function(x){ | |
| if(x > 0){ | |
| return true; | |
| }else{ | |
| return false; | |
| } | |
| }; | |
| var isNegative = function(x){ | |
| if(x < 0){ | |
| return true; | |
| }else{ | |
| return false; | |
| } | |
| }; | |
| /* 4. Write a function sayHello that takes a language parameter, and returns "hello" in that language. Make the function work with at least three languages.*/ | |
| var sayHello = function(language){ // Good Job!, nice use of the Switch statment. | |
| switch(language){ | |
| case "Romanian": | |
| return "Buna Ziua!"; | |
| case "German": | |
| return "Hallo!"; | |
| case "Spanish": | |
| return "Hola!"; | |
| default: | |
| return "Sorry, don't know the greeting in that language"; | |
| } | |
| }; | |
| /* 5. Write a function validCredentials that accepts two parameters: username and password, and returns true if both are long enough, and false otherwise. You can decide what constitutes "long enough". */ | |
| function validCredentials(username, password){ // Good Job | |
| if(username.length && password.length == 20){ | |
| return true; | |
| }else{ | |
| return false; | |
| } | |
| }; | |
| /* 6. Repeating a String n Times: Let's write a function called repeatString that takes two parameters: a string str, which is the string to be repeated, and count -- a number representing how many times the string str should be repeated, e.g.*/ | |
| function repeatString(str, count){ // Sure, that works, try and redo this without using str.repeat(); | |
| return str.repeat(count); | |
| } |
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