fixed error by fixing syntaxerror

Author: zakiaao-tech

Sprint-3/1-key-errors/0.js

@@ -1,13 +1,30 @@
 // Predict and explain first...
 //  =============> write your prediction here
+// fixing errors in the code to get the right result
 
 // call the function capitalise with a string input
+//console.log(capitalise("hello"));
+
 // interpret the error message and figure out why an error is occurring
+// str has already been declared in function as a parameter, so we need to change str in let declaration and change names of the identifier in let declaration.
 
-function capitalise(str) {
-  let str = `${str[0].toUpperCase()}${str.slice(1)}`;
-  return str;
-}
+//  function capitalise(str) {
+//  let str = `${str[0].toUpperCase()}${str.slice(1)}`;
+//  return str;
+//  }
 
 // =============> write your explanation here
+
+//The function is to capitalise a word or sentence to a uppercase.
+// when i tested the code it didn't work and i received a Syntexerror message which said that the identifier `str`has already been declared
+//it was declared in the function and repeatedly twice and tried to create a variable with let when this is already a parameter.
+//
+
 // =============> write your new code here
+
+function capitalise(str) {
+  let string = `${str[0].toUpperCase()}${str.slice(1)}`;
+  return string;
+}
+
+console.log(capitalise("hello"));