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id, title, challengeType, dashedName
| id | title | challengeType | dashedName |
|---|---|---|---|
| 68b1f72371a5ac895ac70a0a | Challenge 44: String Mirror | 28 | challenge-44 |
--description--
Given two strings, determine if the second string is a mirror of the first.
- A string is considered a mirror if it contains the same letters in reverse order.
- Treat uppercase and lowercase letters as distinct.
- Ignore all non-alphabetical characters.
--hints--
isMirror("helloworld", "helloworld") should return false.
assert.isFalse(isMirror("helloworld", "helloworld"));
isMirror("Hello World", "dlroW olleH") should return true.
assert.isTrue(isMirror("Hello World", "dlroW olleH"));
isMirror("RaceCar", "raCecaR") should return true.
assert.isTrue(isMirror("RaceCar", "raCecaR"));
isMirror("RaceCar", "RaceCar") should return false.
assert.isFalse(isMirror("RaceCar", "RaceCar"));
isMirror("Mirror", "rorrim") should return false.
assert.isFalse(isMirror("Mirror", "rorrim"));
isMirror("Hello World", "dlroW-olleH") should return true.
assert.isTrue(isMirror("Hello World", "dlroW-olleH"));
isMirror("Hello World", "!dlroW !olleH") should return true.
assert.isTrue(isMirror("Hello World", "!dlroW !olleH"));
--seed--
--seed-contents--
function isMirror(str1, str2) {
return str1;
}
--solutions--
function isMirror(str1, str2) {
const clean1 = str1.replace(/[^a-zA-Z]/g, "");
const clean2 = str2.replace(/[^a-zA-Z]/g, "");
return clean1.split("").reverse().join("") === clean2;
}