public static void Main()
{
long seed = ConfigProgramForBenchmarking();
string seedAsString = seed.ToString();
Stopwatch sw = new Stopwatch();
Func <string, string> f;
List <string> inputs = new List <string>();
List <string> outputs = new List <string>();
inputs.Add("This is a Warm ONLY up function for\tbest \r\n benchmark results." + seed);
outputs.Add("This is a Warm ONLY up function for\tbest \r\n benchmark results." + seed);
inputs.Add("Hello World, how are you doing?" + seed);
outputs.Add("Hello World, how are you doing?" + seed);
inputs.Add("It\twas\t \tso nice to\t\t see you \tin 1950. \t" + seed);
outputs.Add("It was so nice to see you in 1950. " + seed);
inputs.Add("That car\r\nis sooooooooo fast." + seed);
outputs.Add("That car is sooooooooo fast." + seed);
inputs.Add(" " + seed);
outputs.Add(" " + seed);
inputs.Add(" " + seed);
outputs.Add(" " + seed);
//warm-up timer function
f = (x) => seedAsString;
long baseVal = TestMethod(f, sw, inputs, outputs, 0, "BASELINE").ElapsedTicks;
Console.Clear();
Console.WriteLine(@"| | Time | TEST 1 | TEST 2 | TEST 3 | TEST 4 | TEST 5 |");
Console.WriteLine(@"| Function Name |(ticks)| dup. spaces | spaces+tabs | spaces+CR/LF| "" "" -> "" "" | "" "" -> "" "" |");
Console.WriteLine(@"|---------------------------|-------|-------------|-------------|-------------|-------------|-------------|");
// InPlace Replace by Felipe Machado but modified by Ryan for multi-space removal (http://www.codeproject.com/Articles/1014073/Fastest-method-to-remove-all-whitespace-from-Strin)
TestMethod(SwitchStmtBuildSpaceOnly, sw, inputs, outputs, baseVal);
// InPlace Replace by Felipe Machado but modified by Ryan for multi-space removal (http://www.codeproject.com/Articles/1014073/Fastest-method-to-remove-all-whitespace-from-Strin)
TestMethod(InPlaceCharArraySpaceOnly, sw, inputs, outputs, baseVal);
// InPlace Replace by Felipe Machado but modified by Ryan for multi-space removal (http://www.codeproject.com/Articles/1014073/Fastest-method-to-remove-all-whitespace-from-Strin)
TestMethod(SwitchStmtBuild, sw, inputs, outputs, baseVal);
// InPlace Replace by Felipe Machado but modified by Ryan for multi-space removal (http://www.codeproject.com/Articles/1014073/Fastest-method-to-remove-all-whitespace-from-Strin)
TestMethod(SwitchStmtBuild2, sw, inputs, outputs, baseVal);
//StringBuilder by David S 2013 (https://stackoverflow.com/a/16035044/2352507)
TestMethod(SingleSpacedTrim, sw, inputs, outputs, baseVal);
//StringBuilder by fubo (https://stackoverflow.com/a/27502353/2352507
TestMethod(Fubo, sw, inputs, outputs, baseVal);
//Split And Join by Jon Skeet (https://stackoverflow.com/a/1280227/2352507)
TestMethod(SplitAndJoinOnSpace, sw, inputs, outputs, baseVal);
//Regex with compile by Jon Skeet (https://stackoverflow.com/a/1280227/2352507)
f = (x) => MultipleSpaces.Replace(x, " ");
TestMethod(f, sw, inputs, outputs, baseVal, "RegExWithCompile");
//StringBuilder by user214147 (https://stackoverflow.com/a/2156660/2352507
TestMethod(User214147, sw, inputs, outputs, baseVal);
//Regex by Brandon (https://stackoverflow.com/a/1279878/2352507
f = (x) => Regex.Replace(x, @"\s{2,}", " ");
TestMethod(f, sw, inputs, outputs, baseVal, "RegExBrandon");
//Regex with non-compile Tim Hoolihan (https://stackoverflow.com/a/1279874/2352507)
f = (x) => Regex.Replace(x, @"\s+", " ");
TestMethod(f, sw, inputs, outputs, baseVal, "RegExNoCompile");
}
public static void Main(string[] args)
{
long seed = ConfigProgramForBenchmarking();
Stopwatch sw = new Stopwatch();
string warmup = "This is a Warm up function for best benchmark results." + seed;
string input1 = "Hello World, how are you doing?" + seed;
string input2 = "It\twas\t \tso nice to\t\t see you \tin 1950. \t" + seed;
string correctOutput1 = "Hello World, how are you doing?" + seed;
string correctOutput2 = "It\twas\tso nice to\tsee you in 1950. " + seed;
string output1,output2;
//warm-up timer function
sw.Restart();
sw.Stop();
sw.Restart();
sw.Stop();
long baseVal = sw.ElapsedTicks;
// InPlace Replace by Felipe Machado but modified by Ryan for multi-space removal (http://www.codeproject.com/Articles/1014073/Fastest-method-to-remove-all-whitespace-from-Strin)
output1 = InPlaceCharArraySpaceOnly (warmup);
sw.Restart();
output1 = InPlaceCharArraySpaceOnly (input1);
output2 = InPlaceCharArraySpaceOnly (input2);
sw.Stop();
Console.WriteLine("InPlaceCharArraySpaceOnly : " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
// InPlace Replace by Felipe R. Machado and slightly modified by Ryan for multi-space removal (http://www.codeproject.com/Articles/1014073/Fastest-method-to-remove-all-whitespace-from-Strin)
output1 = InPlaceCharArray(warmup);
sw.Restart();
output1 = InPlaceCharArray(input1);
output2 = InPlaceCharArray(input2);
sw.Stop();
Console.WriteLine("InPlaceCharArray: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
//Regex with non-compile Tim Hoolihan (http://stackoverflow.com/a/1279874/2352507)
string cleanedString =
output1 = Regex.Replace(warmup, @"\s+", " ");
sw.Restart();
output1 = Regex.Replace(input1, @"\s+", " ");
output2 = Regex.Replace(input2, @"\s+", " ");
sw.Stop();
Console.WriteLine("Regex by Tim Hoolihan: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
//Regex with compile by Jon Skeet (http://stackoverflow.com/a/1280227/2352507)
output1 = MultipleSpaces.Replace(warmup, " ");
sw.Restart();
output1 = MultipleSpaces.Replace(input1, " ");
output2 = MultipleSpaces.Replace(input2, " ");
sw.Stop();
Console.WriteLine("Regex with compile by Jon Skeet: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
//Split And Join by Jon Skeet (http://stackoverflow.com/a/1280227/2352507)
output1 = SplitAndJoinOnSpace(warmup);
sw.Restart();
output1 = SplitAndJoinOnSpace(input1);
output2 = SplitAndJoinOnSpace(input2);
sw.Stop();
Console.WriteLine("Split And Join by Jon Skeet: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
//Regex by Brandon (http://stackoverflow.com/a/1279878/2352507
output1 = Regex.Replace(warmup, @"\s{2,}", " ");
sw.Restart();
output1 = Regex.Replace(input1, @"\s{2,}", " ");
output2 = Regex.Replace(input2, @"\s{2,}", " ");
sw.Stop();
Console.WriteLine("Regex by Brandon: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
//StringBuilder by user214147 (http://stackoverflow.com/a/2156660/2352507
output1 = user214147(warmup);
sw.Restart();
output1 = user214147(input1);
output2 = user214147(input2);
sw.Stop();
Console.WriteLine("StringBuilder by user214147: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
//StringBuilder by fubo (http://stackoverflow.com/a/27502353/2352507
output1 = fubo(warmup);
sw.Restart();
output1 = fubo(input1);
output2 = fubo(input2);
sw.Stop();
Console.WriteLine("StringBuilder by fubo: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
//StringBuilder by David S 2013 (http://stackoverflow.com/a/16035044/2352507)
output1 = SingleSpacedTrim(warmup);
sw.Restart();
output1 = SingleSpacedTrim(input1);
output2 = SingleSpacedTrim(input2);
sw.Stop();
Console.WriteLine("StringBuilder(SingleSpacedTrim) by David S: " + (sw.ElapsedTicks - baseVal));
Console.WriteLine(" Trial1:(spaces only) " + (output1 == correctOutput1 ? "PASS " : "FAIL "));
Console.WriteLine(" Trial2:(spaces+tabs) " + (output2 == correctOutput2 ? "PASS " : "FAIL "));
}