* feat(tools): add seed/solution restore script * chore(curriculum): remove empty sections' markers * chore(curriculum): add seed + solution to Chinese * chore: remove old formatter * fix: update getChallenges parse translated challenges separately, without reference to the source * chore(curriculum): add dashedName to English * chore(curriculum): add dashedName to Chinese * refactor: remove unused challenge property 'name' * fix: relax dashedName requirement * fix: stray tag Remove stray `pre` tag from challenge file. Signed-off-by: nhcarrigan <nhcarrigan@gmail.com> Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
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1.3 KiB
id, title, challengeType, videoUrl, forumTopicId, dashedName
id | title | challengeType | videoUrl | forumTopicId | dashedName |
---|---|---|---|---|---|
bd7123c9c451eddfaeb5bdef | Use Bracket Notation to Find the Last Character in a String | 1 | https://scrimba.com/c/cBZQGcv | 18342 | use-bracket-notation-to-find-the-last-character-in-a-string |
--description--
In order to get the last letter of a string, you can subtract one from the string's length.
For example, if var firstName = "Charles"
, you can get the value of the last letter of the string by using firstName[firstName.length - 1]
.
Example:
var firstName = "Charles";
var lastLetter = firstName[firstName.length - 1]; // lastLetter is "s"
--instructions--
Use bracket notation to find the last character in the lastName
variable.
Hint: Try looking at the example above if you get stuck.
--hints--
lastLetterOfLastName
should be "e".
assert(lastLetterOfLastName === 'e');
You should use .length
to get the last letter.
assert(code.match(/\.length/g).length > 0);
--seed--
--after-user-code--
(function(v){return v;})(lastLetterOfLastName);
--seed-contents--
// Setup
var lastName = "Lovelace";
// Only change code below this line
var lastLetterOfLastName = lastName; // Change this line
--solutions--
var lastName = "Lovelace";
var lastLetterOfLastName = lastName[lastName.length - 1];