Var.lenght being wrong

Tell us what’s happening:
Hi, I don’t really know whats wrong with the code, i’ve ran this code in CodePen and says that it’s wrong too.

Your code so far

// Setup
var lastNameLength = 0;
var lastName = "Lovelace";

// Only change code below this line

lastNameLength = lastName.lenght;

Your browser information:

User Agent is: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:69.0) Gecko/20100101 Firefox/69.0.

Challenge: Find the Length of a String

Link to the challenge:

small typing mistake

jajaja can’t believe it, ty so much