Case insensitive equals

Benchmark created on

Setup

const baseWord = "aBcDeFg";
const matchingWords = [
  "ABCDEFG",
  "abcdefg",
  "AbCdEfG"
 ];
const failingWords = [
  "foobar",
  "ABCDEFGx",
  "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
];

const run = (equalsFn) => {
  for (const word of matchingWords) {
	if (!equalsFn(baseWord, word)) {
	  throw new Error("Unexpected result");
	}
  }

  for (const word of failingWords) {
	if (equalsFn(baseWord, word)) {
	  throw new Error("Unexpected result");
	}
  }
};

Test runner

Ready to run.

Testing in
TestOps/sec
toUpper strict equals
run((a, b) => a.toUpperCase() === b.toUpperCase());
ready
localeCompare base (not that 'accent' returns similar results)
const options = { sensitivity: "base" };
run((a, b) => a.localeCompare(b, undefined, options) === 0);
ready
Regex
run((a, b) => new RegExp(`^${a}$`, "i").test(b));
ready
Regex pre-prepared
const baseWordRegex = new RegExp(`^${baseWord}$`, "i");
run((_ /* same as baseWord */, b) => baseWordRegex.test(b));
ready

Revisions

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