Functions Studio

Tinxte · Tinxte · commit 039eb8ce76d3 · 2024-01-25T20:47:21.000-06:00
diff --git a/functions/studio/studio-functions.js b/functions/studio/studio-functions.js
@@ -9,6 +9,13 @@
 // 5. Use console.log(reverseCharacters(myVariableName)); to call the function and verify that it correctly reverses the characters in the string.
 // 6. Optional: Use method chaining to reduce the lines of code within the function.
 
+function reverseCharacters(str) {
+   return str.split("").reverse().join("")
+}
+
+console.log(reverseCharacters("apple"));
+
+
 // Part Two: Reverse Digits
 
 // 1. Add an if statement to reverseCharacters to check the typeof the parameter.
@@ -17,6 +24,16 @@
 // 4. Return the reversed number.
 // 5. Be sure to print the result returned by the function to verify that your code works for both strings and numbers. Do this before moving on to the next exercise.
 
+function reverseCharacters(str) {
+    if (typeof str == "string") {
+        return str.split("").reverse().join("")
+    } else if (typeof str == "number") {
+        str = str.toString();
+        return str.split("").reverse().join("")
+    } 
+}
+console.log(reverseCharacters(1234));
+
 // Part Three: Complete Reversal
 
 // 1. Define and initialize an empty array.
@@ -30,22 +47,57 @@ let arrayTest1 = ['apple', 'potato', 'Capitalized Words'];
 let arrayTest2 = [123, 8897, 42, 1168, 8675309];
 let arrayTest3 = ['hello', 'world', 123, 'orange'];
 
+function reverseArrayAndCharacters(array) {
+    let newArray = [];
+    for (let i = 0; i < array.length; i++) {
+        newArray.push(reverseCharacters (array[i]));
+    }
+    return newArray.reverse(); 
+}
+
+console.log(reverseArrayAndCharacters(arrayTest2));
+
 // Bonus Missions
 
 // 1. Have a clear, descriptive name like funPhrase.
 // 2. Retrieve only the last character from strings with lengths of 3 or less.
 // 3. Retrieve only the first 3 characters from strings with lengths larger than 3.
 // 4. Use a template literal to return the phrase We put the '___' in '___'. Fill the first blank with the modified string, and fill the second blank with the original string.
 
+function funPhrase(input) {
+   let modifiedInput;
+    if (input.length <= 3) {
+    modifiedInput = input.slice(-1)
+    return console.log(`We put the ${modifiedInput} in ${input}.`)
+    } else modifiedInput = input.slice(0, 3)
+    return console.log(`We put the ${modifiedInput} in ${input}.`)
+}
+funPhrase("Big Phrase");
+
 // Test Function
 
 // 1. Outside of the function, define the variable str and initialize it with a string (e.g. 'Functions rock!').
 // 2. Call your function and print the returned phrase.
 
+let str = "Functions rock!";
+
+funPhrase("Functions rock!");
+
 // Area of rectangle equal to length x width
 
 // 1. Define a function with the required parameters to calculate the area of a rectangle.
 // 2. The function should return the area, NOT print it.
 // 3. Call your area function by passing in two arguments - the length and width.
 // 4. If only one argument is passed to the function, then the shape is a square. Modify your code to deal with this case.
 // 5. Use a template literal to print, &ldquo;The area is ____ cm^2.&rdquo;
+
+function areaOfRectangle(length, width) {
+   let area;
+    if (arguments.length === 2) {
+        area = arguments[0] * arguments[1]
+        return console.log(`The area is ${area} cm^2.`)
+    } else area = arguments[0] * arguments[0]
+    return console.log(`The area is ${area} cm^2.`)
+}
+
+areaOfRectangle(2);
