completion of 3-mandatory-implement

Author: DamianDL

Sprint-2/3-mandatory-implement/1-bmi.js

@@ -16,4 +16,8 @@
 
 function calculateBMI(weight, height) {
     // return the BMI of someone based off their weight and height
-}
+    const bmi = weight / (height ^2);
+    return Math.round(bmi * 10) / 10;       
+}
+console.log(calculateBMI(70, 1.73)); // should return 23.4
+

Sprint-2/3-mandatory-implement/2-cases.js

@@ -14,3 +14,12 @@
 // You will need to come up with an appropriate name for the function
 // Use the MDN string documentation to help you find a solution
 // This might help https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/toUpperCase
+
+function toUpperSnakeCase(str) {
+    // return the string in UPPER_SNAKE_CASE
+    const upperStr = str.toUpperCase();
+    const snakeCaseStr = upperStr.replace(/ /g, '_');
+    return snakeCaseStr;
+} 
+console.log(toUpperSnakeCase("hello there")); // should return "HELLO_THERE"
+console.log(toUpperSnakeCase("lord of the rings")); // should return "LORD_OF_THE_RINGS"

Sprint-2/3-mandatory-implement/3-to-pounds.js

@@ -4,3 +4,23 @@
 // You will need to declare a function called toPounds with an appropriately named parameter.
 
 // You should call this function a number of times to check it works for different inputs
+
+function toPounds(penceString) {
+const penceStringWithoutTrailingP = penceString.substring(
+  0,
+  penceString.length - 1
+);
+const paddedPenceNumberString = penceStringWithoutTrailingP.padStart(3, "0");
+const pounds = paddedPenceNumberString.substring(
+  0,
+  paddedPenceNumberString.length - 2
+);
+const pence = paddedPenceNumberString
+  .substring(paddedPenceNumberString.length - 2)
+  .padEnd(2, "0");
+return `£${pounds}.${pence}`;
+}
+console.log(toPounds("123p")); // should return "£1.23"
+console.log(toPounds("5p")); // should return "£0.05"
+console.log(toPounds("75p")); // should return "£0.75"
+console.log(toPounds("1000p")); // should return "£10.00"