Compare the new ES6 spread operator with the traditional slice() method

Compare methods for testing string's beginning character.

test2223423432

Comparing performance of: Splice and Spread vs Concat to concatenate arrays

reduce + Array.prototype.concat vs Array.prototype.flat

Lookup of map vs object (in a real-world test format)

copying canvas with PutImageData vs DrawImage Also copying canvas with GetImageData + PutImageData vs DrawImage

copying canvas with PutImageData vs DrawImage