Your mission is to convert the name of a function (a string) from CamelCase ("MyFunctionName") into the Python format ("my_function_name") where all chars are in lowercase and all words are concatenated with an intervening underscore symbol "_".
Input: A function name as a CamelCase string.
Output: The same string, but in under_score.
assert.strictEqual(fromCamelCase("MyFunctionName"), "my_function_name"); assert.strictEqual(fromCamelCase("IPhone"), "i_phone");
0 < len(string) <= 100
Input data won't contain any numbers.
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CheckiO Extensions allow you to use local files to solve missions. More info in a blog post.
In order to install CheckiO client you'll need installed Python (version at least 3.8)
Install CheckiO Client first:
pip3 install checkio_client
Configure your tool
checkio --domain=js config --key=
Sync solutions into your local folder
(in beta testing) Launch local server so your browser can use it and sync solution between local file end extension on the fly. (doesn't work for safari)
checkio serv -d
Alternatevly, you can install Chrome extension or FF addon
checkio install-plugin --ff
checkio install-plugin --chromium