Run results for: URL parameter check

Test name	Executions per second
regex exec 1	1794009.5 Ops/sec
regex exec 2	1659937.1 Ops/sec
replaceAll beforehand	1942354.6 Ops/sec
several matches for loop	1373072.4 Ops/sec
several matches concat	1090134.5 Ops/sec
several matches concat replace once	1028420.1 Ops/sec
urlSearchParams	543914.9 Ops/sec
several matches for loop replace once	1165118.4 Ops/sec
several matches for loop replace once loop	1012437.2 Ops/sec

regex exec 1

var regex = /[&?](?:_x_tr_tl=([\w-]+)|fb_locale=([\w-]+)|lang=([\w-]+)|hl=([\w-]+)|locale=([\w-]+)|_x_tr_hl=([\w-]+))/g;
var resultList = [[], [], [], [], [], []];
var result;
while (result = regex.exec(query)) {
  for (var i = 0; i < 6; i++) {
    var item = result[i + 1];
    if (item) {
      resultList[i].push(item.replace(/_/g, '-'));
      break;
    }
  }
}

var finalResult = Array.prototype.concat(resultList[0],resultList[1],resultList[2],resultList[3],resultList[4],resultList[5]);

regex exec 2

var regex = /[&?](?:_x_tr_tl=([\w-]+)|fb_locale=([\w-]+)|lang=([\w-]+)|hl=([\w-]+)|locale=([\w-]+)|_x_tr_hl=([\w-]+))/g;
var resultList = [[], [], [], [], [], []];
var result;
while (result = regex.exec(query)) {
  result.shift();
  for (var i = 0; i < 6; i++) {
    var item = result[i];
    if (item) {
      resultList[i].push(item.replace(/_/g, '-'));
      break;
    }
  }
}

var finalResult = Array.prototype.concat(resultList[0],resultList[1],resultList[2],resultList[3],resultList[4],resultList[5]);

replaceAll beforehand

var regex = /[&?](?:-x-tr-tl=([\w-]+)|fb-locale=([\w-]+)|lang=([\w-]+)|hl=([\w-]+)|locale=([\w-]+)|-x-tr-hl=([\w-]+))/g;
var resultList = [[], [], [], [], [], []];
var result;
var standardQuery = query.replace(/_/g, '-');
while (result = regex.exec(query)) {
  result.shift();
  for (var i = 0; i < 6; i++) {
    var item = result[i];
    if (item) {
      resultList[i].push(item);
      break;
    }
  }
}

var finalResult = Array.prototype.concat(resultList[0],resultList[1],resultList[2],resultList[3],resultList[4],resultList[5]);

several matches for loop

var finalResult = [];
  var urlLangMatch;

  urlLangMatch = query.match(/[&?]_x_tr_tl=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1].replace(/_/g, '-'));
    }
  }

  urlLangMatch = query.match(/[&?]fb_locale=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1].replace(/_/g, '-'));
    }
  }

  urlLangMatch = query.match(/[&?]lang=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1].replace(/_/g, '-'));
    }
  }

  urlLangMatch = query.match(/[&?]hl=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1].replace(/_/g, '-'));
    }
  }

  urlLangMatch = query.match(/[&?]locale=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1].replace(/_/g, '-'));
    }
  }

  urlLangMatch = query.match(/[&?]_x_tr_hl=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1].replace(/_/g, '-'));
    }
  }

several matches concat

var result = Array.prototype.concat(
	query.match(/[&?]_x_tr_tl=([\w-]+)/g),
    query.match(/[&?]fb_locale=([\w-]+)/g),
	query.match(/[&?]lang=([\w-]+)/g),
    query.match(/[&?]hl=([\w-]+)/g),
    query.match(/[&?]locale=([\w-]+)/g),
    query.match(/[&?]_x_tr_hl=([\w-]+)/g),
);
var finalResult = [];
for (var i = 0; i < result.length; i++) {
  var item = result[i];
  if (item) {
    finalResult.push(item.split('=', 2)[1].replace(/_/g, '-'));
  }
}

several matches concat replace once

var standardQuery = query.replace(/_/g, '-');
var result = Array.prototype.concat(
  standardQuery.match(/[&?]-x-tr-tl=([\w-]+)/g),
  standardQuery.match(/[&?]fb-locale=([\w-]+)/g),
  standardQuery.match(/[&?]lang=([\w-]+)/g),
  standardQuery.match(/[&?]hl=([\w-]+)/g),
  standardQuery.match(/[&?]locale=([\w-]+)/g),
  standardQuery.match(/[&?]-x-tr-hl=([\w-]+)/g),
);
var finalResult = [];
for (var i = 0; i < result.length; i++) {
  var item = result[i];
  if (item) {
    finalResult.push(item.split('=', 2)[1]);
  }
}

urlSearchParams

var searchParams = new URLSearchParams(query.replace(/_/g, '-'));
var result = Array.prototype.concat(
  searchParams.getAll('-x-tr-tl'),
  searchParams.getAll('fb-locale'),
  searchParams.getAll('lang'),
  searchParams.getAll('hl'),
  searchParams.getAll('locale'),
  searchParams.getAll('-x-tr-hl'),
);

several matches for loop replace once

var finalResult = [];
  var urlLangMatch;
var standardQuery = query.replace(/_/g, '-')

  urlLangMatch = standardQuery.match(/[&?]-x-tr-tl=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1]);
    }
  }

  urlLangMatch = standardQuery.match(/[&?]fb-locale=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1]);
    }
  }

  urlLangMatch = standardQuery.match(/[&?]lang=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1]);
    }
  }

  urlLangMatch = standardQuery.match(/[&?]hl=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1]);
    }
  }

  urlLangMatch = standardQuery.match(/[&?]locale=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1]);
    }
  }

  urlLangMatch = standardQuery.match(/[&?]-x-tr-hl=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1]);
    }
  }

several matches for loop replace once loop

var finalResult = [];
  var urlLangMatch;
var standardQuery = query.replace(/_/g, '-');
var regexList = [
  /[&?]-x-tr-tl=([\w-]+)/g,
  /[&?]fb-locale=([\w-]+)/g,
  /[&?]lang=([\w-]+)/g,
  /[&?]hl=([\w-]+)/g,
  /[&?]locale=([\w-]+)/g,
  /[&?]-x-tr-hl=([\w-]+)/g,
];

for (var j = 0; j < 6; j++) {
  urlLangMatch = standardQuery.match(/[&?]-x-tr-tl=([\w-]+)/g);
  if (urlLangMatch) {
    for (var i = 0; i < urlLangMatch.length; i++) {
      finalResult.push(urlLangMatch[i].split('=', 2)[1]);
    }
  }
}