--- id: a202eed8fc186c8434cb6d61 title: Reverse a String isRequired: true challengeType: 5 --- ## Description <section id='description'> Reverse the provided string. You may need to turn the string into an array before you can reverse it. Your result must be a string. Remember to use <a href="http://forum.freecodecamp.org/t/how-to-get-help-when-you-are-stuck/19514" target="_blank">Read-Search-Ask</a> if you get stuck. Write your own code. </section> ## Instructions <section id='instructions'> </section> ## Tests <section id='tests'> ```yml tests: - text: <code>reverseString("hello")</code> should return a string. testString: assert(typeof reverseString("hello") === "string", '<code>reverseString("hello")</code> should return a string.'); - text: <code>reverseString("hello")</code> should become <code>"olleh"</code>. testString: assert(reverseString("hello") === "olleh", '<code>reverseString("hello")</code> should become <code>"olleh"</code>.'); - text: <code>reverseString("Howdy")</code> should become <code>"ydwoH"</code>. testString: assert(reverseString("Howdy") === "ydwoH", '<code>reverseString("Howdy")</code> should become <code>"ydwoH"</code>.'); - text: <code>reverseString("Greetings from Earth")</code> should return <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"); ``` </div> </section> ## Solution <section id='solution'> ```js function reverseString(str) { return str.split('').reverse().join(''); } reverseString("hello"); ``` </section>