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---
id: a202eed8fc186c8434cb6d61
title: Reverse a String
isRequired: true
challengeType: 5
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videoUrl: ''
localeTitle: Revertir una cadena
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---
## Description
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< section id = "description" > Invierta la cadena provista. Es posible que deba convertir la cadena en una matriz antes de poder revertirla. Su resultado debe ser una cadena. Recuerda usar < a href = "http://forum.freecodecamp.org/t/how-to-get-help-when-you-are-stuck/19514" target = "_blank" > Read-Search-Ask< / a > si te atascas. Escribe tu propio código. < / section >
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## Instructions
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< section id = "instructions" >
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< / section >
## Tests
< section id = 'tests' >
```yml
tests:
- text: < code > reverseString(" hello" )</ code > debe devolver una cadena.
testString: 'assert(typeof reverseString("hello") === "string", "< code > reverseString("hello")< / code > should return a string.");'
- text: < code > reverseString(" hello" )</ code > debe convertirse en < code > " olleh" </ code > .
testString: 'assert(reverseString("hello") === "olleh", "< code > reverseString("hello")< / code > should become < code > "olleh"< / code > .");'
- text: < code > reverseString(" Howdy" )</ code > debe convertirse en < code > " ydwoH" </ code > .
testString: 'assert(reverseString("Howdy") === "ydwoH", "< code > reverseString("Howdy")< / code > should become < code > "ydwoH"< / code > .");'
- text: < code > reverseString(" Greetings from Earth" )</ code > debe devolver < code > " htraE morf sgniteerG" </ code > .
testString: 'assert(reverseString("Greetings from Earth") === "htraE morf sgniteerG", "< code > reverseString("Greetings from Earth")< / code > should return < code > "htraE morf sgniteerG"< / code > .");'
```
< / section >
## Challenge Seed
< section id = 'challengeSeed' >
< div id = 'js-seed' >
```js
function reverseString(str) {
return str;
}
reverseString("hello");
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```
< / div >
< / section >
## Solution
< section id = 'solution' >
```js
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// solution required
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```
< / section >