const toPascalCase = str => str.replace(/[\s\._-]+\w/g, (m) => m[m.length - 1].toUpperCase()).replace(str.charAt(0), str.charAt(0).toUpperCase());
Returns a new string in pascal case.
Uses space, dot, underscore and dash as delimiter.
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.
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