@@ -275,6 +275,7 @@ console.log(disemvowel('This website is for losers LOL!')); // 'Ths wbst s fr ls
275275
276276``` js
277277const disemvowel = str => {
278+ // Let's use regular expressions (regex)
278279 return str .replace (/ [aeiou] / gi' '
279280};
280281```
@@ -2060,3 +2061,43 @@ const getNames = users => users.map(user => user.name);
20602061---
20612062
20622063** [ ⬆ Back to Top] ( #javascript-coding-challenges-for-beginners ) **
2064+ 2065+ ## 58. Object Keys from snake_case to camelCase
2066+ 2067+ Write a function that converts all the keys in an object from snake case to camel case.
2068+ 2069+ ``` js
2070+ const toCamel = obj => {
2071+ // Your solution
2072+ };
2073+ 2074+ console .log (
2075+ toCamel ({
2076+ first_name: ' John'
2077+ last_name: ' Rambo'
2078+ favorite_movie: ' First Blood'
2079+ })
2080+ ); // {'firstName': 'John', 'lastName': 'Rambo', 'favoriteMovie': 'First Blood'}
2081+ ```
2082+ 2083+ <details ><summary >Solution</summary >
2084+ 2085+ ``` js
2086+ const toCamel = obj => {
2087+ const result = {};
2088+ for (const [key , value ] of Object .entries (obj)) {
2089+ // Let's use regex capture groups
2090+ const camelKey = key .replace (/ (_[a-z ] )/ gi1ドル =>
2091+ 1ドル .replace (' _' ' ' toUpperCase ()
2092+ );
2093+ result[camelKey] = value;
2094+ }
2095+ return result;
2096+ };
2097+ ```
2098+ 2099+ </details >
2100+ 2101+ ---
2102+ 2103+ ** [ ⬆ Back to Top] ( #javascript-coding-challenges-for-beginners ) **
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