var firstName = "Charles", you can get the value of the last letter of the string by using firstName[firstName.length - 1].
lastName variable.
HintlastLetterOfFirstName variable declaration if you get stuck.
lastLetterOfLastName should be "e".
testString: 'assert(lastLetterOfLastName === "e", "lastLetterOfLastName should be "e".");'
- text: You have to use .length to get the last letter.
testString: 'assert(code.match(/\.length/g).length === 2, "You have to use .length to get the last letter.");'
```