Created
February 22, 2013 09:48
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HashSet<char> benchmark, version #3.
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using System; | |
using System.Collections.Generic; | |
using System.Diagnostics; | |
using System.IO; | |
using System.Linq; | |
struct Program | |
{ | |
static void Main() | |
{ | |
const int iterations = 100000; | |
var smallString = "<>*"; | |
var largeString = "@<>d+-0123456789abcdefghijklm<#"; | |
var smallSet = new HashSet<char>(smallString); | |
var largeSet = new HashSet<char>(largeString); | |
var smallArray = smallString.ToCharArray(); | |
var largeArray = largeString.ToCharArray(); | |
Benchmark("String, small.", iterations, smallString); | |
Benchmark("String, large.", iterations, largeString); | |
Benchmark("HashSet<char>, small.", iterations, smallSet); | |
Benchmark("HashSet<char>, large.", iterations, largeSet); | |
Benchmark("char[], small.", iterations, smallArray); | |
Benchmark("char[], large.", iterations, largeArray); | |
} | |
static void Benchmark(string title, int iterations, string set) | |
{ | |
var sw = Stopwatch.StartNew(); | |
for (var i = 0; i < iterations; i++) | |
{ | |
set.Contains('s');set.Contains('%');set.Contains('.');set.Contains('*'); | |
set.Contains('g');set.Contains('6');set.Contains('q');set.Contains('d'); | |
set.Contains('l');set.Contains('*');set.Contains('e');set.Contains('s'); | |
set.Contains('k');set.Contains('&');set.Contains('R');set.Contains('f'); | |
set.Contains('j');set.Contains('^');set.Contains('H');set.Contains('s'); | |
set.Contains('h');set.Contains(')');set.Contains('D');set.Contains('k'); | |
set.Contains('s');set.Contains('(');set.Contains('4');set.Contains('h'); | |
set.Contains('g');set.Contains(')');set.Contains('r');set.Contains('3'); | |
set.Contains('l');set.Contains('v');set.Contains('l');set.Contains('2'); | |
set.Contains('k');set.Contains('x');set.Contains('o');set.Contains('X'); | |
set.Contains('j');set.Contains('z');set.Contains('i');set.Contains('C'); | |
set.Contains('h');set.Contains('.');set.Contains('2');set.Contains('B'); | |
set.Contains('w');set.Contains(',');set.Contains('4');set.Contains('W'); | |
set.Contains('!');set.Contains('m');set.Contains('0');set.Contains('5'); | |
set.Contains('s');set.Contains('n');set.Contains('5');set.Contains('6'); | |
set.Contains('@');set.Contains('b');set.Contains(',');set.Contains('*'); | |
set.Contains('%');set.Contains('c');set.Contains('n');set.Contains('$'); | |
set.Contains('^');set.Contains('/');set.Contains('a');set.Contains('%'); | |
} | |
sw.Stop(); | |
Console.WriteLine("{2} Time elapsed: {0}, single iteration: {1} ms", | |
sw.Elapsed, sw.Elapsed.TotalMilliseconds / iterations, title); | |
} | |
static void Benchmark(string title, int iterations, HashSet<char> set) | |
{ | |
var sw = Stopwatch.StartNew(); | |
for (var i = 0; i < iterations; i++) | |
{ | |
set.Contains('s');set.Contains('%');set.Contains('.');set.Contains('*'); | |
set.Contains('g');set.Contains('6');set.Contains('q');set.Contains('d'); | |
set.Contains('l');set.Contains('*');set.Contains('e');set.Contains('s'); | |
set.Contains('k');set.Contains('&');set.Contains('R');set.Contains('f'); | |
set.Contains('j');set.Contains('^');set.Contains('H');set.Contains('s'); | |
set.Contains('h');set.Contains(')');set.Contains('D');set.Contains('k'); | |
set.Contains('s');set.Contains('(');set.Contains('4');set.Contains('h'); | |
set.Contains('g');set.Contains(')');set.Contains('r');set.Contains('3'); | |
set.Contains('l');set.Contains('v');set.Contains('l');set.Contains('2'); | |
set.Contains('k');set.Contains('x');set.Contains('o');set.Contains('X'); | |
set.Contains('j');set.Contains('z');set.Contains('i');set.Contains('C'); | |
set.Contains('h');set.Contains('.');set.Contains('2');set.Contains('B'); | |
set.Contains('w');set.Contains(',');set.Contains('4');set.Contains('W'); | |
set.Contains('!');set.Contains('m');set.Contains('0');set.Contains('5'); | |
set.Contains('s');set.Contains('n');set.Contains('5');set.Contains('6'); | |
set.Contains('@');set.Contains('b');set.Contains(',');set.Contains('*'); | |
set.Contains('%');set.Contains('c');set.Contains('n');set.Contains('$'); | |
set.Contains('^');set.Contains('/');set.Contains('a');set.Contains('%'); | |
} | |
sw.Stop(); | |
Console.WriteLine("{2} Time elapsed: {0}, single iteration: {1} ms", | |
sw.Elapsed, sw.Elapsed.TotalMilliseconds / iterations, title); | |
} | |
static void Benchmark(string title, int iterations, char[] set) | |
{ | |
var sw = Stopwatch.StartNew(); | |
for (var i = 0; i < iterations; i++) | |
{ | |
set.Contains('s');set.Contains('%');set.Contains('.');set.Contains('*'); | |
set.Contains('g');set.Contains('6');set.Contains('q');set.Contains('d'); | |
set.Contains('l');set.Contains('*');set.Contains('e');set.Contains('s'); | |
set.Contains('k');set.Contains('&');set.Contains('R');set.Contains('f'); | |
set.Contains('j');set.Contains('^');set.Contains('H');set.Contains('s'); | |
set.Contains('h');set.Contains(')');set.Contains('D');set.Contains('k'); | |
set.Contains('s');set.Contains('(');set.Contains('4');set.Contains('h'); | |
set.Contains('g');set.Contains(')');set.Contains('r');set.Contains('3'); | |
set.Contains('l');set.Contains('v');set.Contains('l');set.Contains('2'); | |
set.Contains('k');set.Contains('x');set.Contains('o');set.Contains('X'); | |
set.Contains('j');set.Contains('z');set.Contains('i');set.Contains('C'); | |
set.Contains('h');set.Contains('.');set.Contains('2');set.Contains('B'); | |
set.Contains('w');set.Contains(',');set.Contains('4');set.Contains('W'); | |
set.Contains('!');set.Contains('m');set.Contains('0');set.Contains('5'); | |
set.Contains('s');set.Contains('n');set.Contains('5');set.Contains('6'); | |
set.Contains('@');set.Contains('b');set.Contains(',');set.Contains('*'); | |
set.Contains('%');set.Contains('c');set.Contains('n');set.Contains('$'); | |
set.Contains('^');set.Contains('/');set.Contains('a');set.Contains('%'); | |
} | |
sw.Stop(); | |
Console.WriteLine("{2} Time elapsed: {0}, single iteration: {1} ms", | |
sw.Elapsed, sw.Elapsed.TotalMilliseconds / iterations, title); | |
} | |
} |
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