I added reusable toPounds function

Author: khalidbih

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

@@ -4,3 +4,27 @@
 // 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("399p"));
+ console.log (toPounds("400p"));
+ console.log (toPounds("243p"));
+ console.log (toPounds("9876p"));
+ console.log (toPounds("18p"));