const capitalise = ${str.charAt(0).toUpperCase()}${str.slice(1)}`;
Returns a new capitalised string.
Optimised version (Benchmark)
const capitalise = str => `${str[0].toUpperCase()}${str.slice(1)}`;
The repository & npm package
You can find the all the utility functions from this series at github.com/martinkr/onelinecode
The library is also published to npm as @onelinecode for your convenience.
The code and the npm package will be updated every time I publish a new article.
Follow me on Twitter: @martinkr and consider to buy me a coffee
Photo by zoo_monkey on Unsplash
Top comments (2)
Slightly more succinct version
Hi James,
thank you for your contribution, as your code is just a little bit faster according to perf.link, I updated the article and the code.
Cheers!