forked from: if 文と switch 文の条件比較回数とか
forked from if 文と switch 文の条件比較回数とか (diff: 880)
http://wonderfl.net/c/wTL7 のテスト用のコードを関数化したら10倍くらい高速化したので、ループ回数を10倍くらい増やしました。 あと条件に一致しない「500」での比較も追加。
ActionScript3 source code
/**
* Copyright yasurageruheya ( http://wonderfl.net/user/yasurageruheya )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/0Ktv
*/
// forked from yasurageruheya's if 文と switch 文の条件比較回数とか
package {
import flash.display.Loader;
import flash.display.Sprite;
import flash.events.Event;
import flash.geom.Rectangle;
import flash.system.System;
import flash.text.TextField;
import flash.text.TextFormat;
import flash.utils.ByteArray;
public class FlashTest extends Sprite {
public const LOOP:int = 120000;
public const txt:TextField = new TextField();
public var tests:Vector.<Tester> = new Vector.<Tester>();
public var freeMemory:int;
public var gcCount10byte:int = 0;
public var gcCount100byte:int = 0;
public var gcCount1KB:int = 0;
public var gcCount10KB:int = 0;
public var gcCount100KB:int = 0
public var gcCount1MB:int = 0;
public var gcCount10MB:int = 0;
public var gcCount100MB:int = 0;
public var gcCount:int = 0;
public var totalFrames:Number = 1;
public function FlashTest() {
tests[tests.length] = new Tester("if === target = 0\t: ", function():void
{
ifTest1(0);
});
tests[tests.length] = new Tester("if === target = 50\t: ", function():void
{
ifTest1(50);
});
tests[tests.length] = new Tester("if === target = 99\t: ", function():void
{
ifTest1(99);
});
tests[tests.length] = new Tester("if === target = 500\t: ", function():void
{
ifTest1(500);
});
tests[tests.length] = new Tester("if == target = 0\t: ", function():void
{
ifTest2(0);
});
tests[tests.length] = new Tester("if == target = 50\t: ", function():void
{
ifTest2(50);
});
tests[tests.length] = new Tester("if == target = 99\t: ", function():void
{
ifTest2(99);
});
tests[tests.length] = new Tester("if == target = 500\t: ", function():void
{
ifTest2(500);
});
tests[tests.length] = new Tester("switch target = 0\t: ", function():void
{
switchTest(0);
});
tests[tests.length] = new Tester("switch target = 50\t: ", function():void
{
switchTest(50);
});
tests[tests.length] = new Tester("switch target = 99\t: ", function():void
{
switchTest(99);
});
tests[tests.length] = new Tester("switch target = 500\t: ", function():void
{
switchTest(500);
});
tests.reverse();
var format:TextFormat = txt.getTextFormat();
format.font = "_等幅";
txt.defaultTextFormat = format;
txt.width = 500;
txt.height = 500;
addChild(txt);
freeMemory = System.freeMemory;
// write as3 code here..
addEventListener(Event.ENTER_FRAME, test);
}
private function test(e:Event):void
{
var str:String = "";
var i:int = tests.length;
while (i--)
{
str += tests[i].start();
}
str += "\nmemory : total " + System.totalMemory + " / private " + System.privateMemory + "\n";
const currentFreeMemory:Number = System.freeMemory;
if (freeMemory < currentFreeMemory)
{
gcCount++;
const gcMemory:Number = currentFreeMemory - freeMemory;
if (gcMemory > 100000000)
{
gcCount100MB++;
}
else if (gcMemory > 10000000)
{
gcCount10MB++;
}
else if (gcMemory > 1000000)
{
gcCount1MB++;
}
else if (gcMemory > 100000)
{
gcCount100KB++;
}
else if (gcMemory > 10000)
{
gcCount10KB++;
}
else if (gcMemory > 1000)
{
gcCount1KB++;
}
else if (gcMemory > 100)
{
gcCount100byte++;
}
else if (gcMemory > 10)
{
gcCount10byte++;
}
}
freeMemory = System.freeMemory;
str += "\n100MB\tGC発生回数？\t: " + gcCount100MB;
str += "\n10MB\tGC発生回数？\t: " + gcCount10MB;
str += "\n1MB\t\tGC発生回数？\t: " + gcCount1MB;
str += "\n100KB\tGC発生回数？\t: " + gcCount100KB;
str += "\n10KB\tGC発生回数？\t: " + gcCount10KB;
str += "\n1KB\t\tGC発生回数？\t: " + gcCount1KB;
str += "\n100byte\tGC発生回数？\t: " + gcCount100byte;
str += "\n10byte\tGC発生回数？\t: " + gcCount10byte;
str += "\n\t\t計GC発生回数？\t: " + gcCount;
str += "\n\t\tGC発生率？\t\t: " + ((gcCount / (totalFrames++)) * 100) + "%";
txt.text = str;
}
[Inline]
final private function ifTest1(target:int):void
{
var i:int = LOOP;
const TARGET:int = target;
while (i--)
{
if (TARGET === 0) { }
else if (TARGET === 1) { }
else if (TARGET === 2) { }
else if (TARGET === 3) { }
else if (TARGET === 4) { }
else if (TARGET === 5) { }
else if (TARGET === 6) { }
else if (TARGET === 7) { }
else if (TARGET === 8) { }
else if (TARGET === 9) { }
else if (TARGET === 10) { }
else if (TARGET === 11) { }
else if (TARGET === 12) { }
else if (TARGET === 13) { }
else if (TARGET === 14) { }
else if (TARGET === 15) { }
else if (TARGET === 16) { }
else if (TARGET === 17) { }
else if (TARGET === 18) { }
else if (TARGET === 19) { }
else if (TARGET === 20) { }
else if (TARGET === 21) { }
else if (TARGET === 22) { }
else if (TARGET === 23) { }
else if (TARGET === 24) { }
else if (TARGET === 25) { }
else if (TARGET === 26) { }
else if (TARGET === 27) { }
else if (TARGET === 28) { }
else if (TARGET === 29) { }
else if (TARGET === 30) { }
else if (TARGET === 31) { }
else if (TARGET === 32) { }
else if (TARGET === 33) { }
else if (TARGET === 34) { }
else if (TARGET === 35) { }
else if (TARGET === 36) { }
else if (TARGET === 37) { }
else if (TARGET === 38) { }
else if (TARGET === 39) { }
else if (TARGET === 40) { }
else if (TARGET === 41) { }
else if (TARGET === 42) { }
else if (TARGET === 43) { }
else if (TARGET === 44) { }
else if (TARGET === 45) { }
else if (TARGET === 46) { }
else if (TARGET === 47) { }
else if (TARGET === 48) { }
else if (TARGET === 49) { }
else if (TARGET === 50) { }
else if (TARGET === 51) { }
else if (TARGET === 52) { }
else if (TARGET === 53) { }
else if (TARGET === 54) { }
else if (TARGET === 55) { }
else if (TARGET === 55) { }
else if (TARGET === 56) { }
else if (TARGET === 57) { }
else if (TARGET === 58) { }
else if (TARGET === 59) { }
else if (TARGET === 60) { }
else if (TARGET === 61) { }
else if (TARGET === 62) { }
else if (TARGET === 63) { }
else if (TARGET === 64) { }
else if (TARGET === 65) { }
else if (TARGET === 66) { }
else if (TARGET === 67) { }
else if (TARGET === 68) { }
else if (TARGET === 69) { }
else if (TARGET === 70) { }
else if (TARGET === 71) { }
else if (TARGET === 72) { }
else if (TARGET === 73) { }
else if (TARGET === 74) { }
else if (TARGET === 75) { }
else if (TARGET === 76) { }
else if (TARGET === 77) { }
else if (TARGET === 78) { }
else if (TARGET === 79) { }
else if (TARGET === 80) { }
else if (TARGET === 81) { }
else if (TARGET === 82) { }
else if (TARGET === 83) { }
else if (TARGET === 84) { }
else if (TARGET === 85) { }
else if (TARGET === 86) { }
else if (TARGET === 87) { }
else if (TARGET === 88) { }
else if (TARGET === 89) { }
else if (TARGET === 90) { }
else if (TARGET === 91) { }
else if (TARGET === 92) { }
else if (TARGET === 93) { }
else if (TARGET === 94) { }
else if (TARGET === 95) { }
else if (TARGET === 96) { }
else if (TARGET === 97) { }
else if (TARGET === 98) { }
else if (TARGET === 99) { }
else {}
}
}
[Inline]
final private function ifTest2(target:int):void
{
var i:int = LOOP;
const TARGET:int = target;
while (i--)
{
if (TARGET == 0) { }
else if (TARGET == 1) { }
else if (TARGET == 2) { }
else if (TARGET == 3) { }
else if (TARGET == 4) { }
else if (TARGET == 5) { }
else if (TARGET == 6) { }
else if (TARGET == 7) { }
else if (TARGET == 8) { }
else if (TARGET == 9) { }
else if (TARGET == 10) { }
else if (TARGET == 11) { }
else if (TARGET == 12) { }
else if (TARGET == 13) { }
else if (TARGET == 14) { }
else if (TARGET == 15) { }
else if (TARGET == 16) { }
else if (TARGET == 17) { }
else if (TARGET == 18) { }
else if (TARGET == 19) { }
else if (TARGET == 20) { }
else if (TARGET == 21) { }
else if (TARGET == 22) { }
else if (TARGET == 23) { }
else if (TARGET == 24) { }
else if (TARGET == 25) { }
else if (TARGET == 26) { }
else if (TARGET == 27) { }
else if (TARGET == 28) { }
else if (TARGET == 29) { }
else if (TARGET == 30) { }
else if (TARGET == 31) { }
else if (TARGET == 32) { }
else if (TARGET == 33) { }
else if (TARGET == 34) { }
else if (TARGET == 35) { }
else if (TARGET == 36) { }
else if (TARGET == 37) { }
else if (TARGET == 38) { }
else if (TARGET == 39) { }
else if (TARGET == 40) { }
else if (TARGET == 41) { }
else if (TARGET == 42) { }
else if (TARGET == 43) { }
else if (TARGET == 44) { }
else if (TARGET == 45) { }
else if (TARGET == 46) { }
else if (TARGET == 47) { }
else if (TARGET == 48) { }
else if (TARGET == 49) { }
else if (TARGET == 50) { }
else if (TARGET == 51) { }
else if (TARGET == 52) { }
else if (TARGET == 53) { }
else if (TARGET == 54) { }
else if (TARGET == 55) { }
else if (TARGET == 55) { }
else if (TARGET == 56) { }
else if (TARGET == 57) { }
else if (TARGET == 58) { }
else if (TARGET == 59) { }
else if (TARGET == 60) { }
else if (TARGET == 61) { }
else if (TARGET == 62) { }
else if (TARGET == 63) { }
else if (TARGET == 64) { }
else if (TARGET == 65) { }
else if (TARGET == 66) { }
else if (TARGET == 67) { }
else if (TARGET == 68) { }
else if (TARGET == 69) { }
else if (TARGET == 70) { }
else if (TARGET == 71) { }
else if (TARGET == 72) { }
else if (TARGET == 73) { }
else if (TARGET == 74) { }
else if (TARGET == 75) { }
else if (TARGET == 76) { }
else if (TARGET == 77) { }
else if (TARGET == 78) { }
else if (TARGET == 79) { }
else if (TARGET == 80) { }
else if (TARGET == 81) { }
else if (TARGET == 82) { }
else if (TARGET == 83) { }
else if (TARGET == 84) { }
else if (TARGET == 85) { }
else if (TARGET == 86) { }
else if (TARGET == 87) { }
else if (TARGET == 88) { }
else if (TARGET == 89) { }
else if (TARGET == 90) { }
else if (TARGET == 91) { }
else if (TARGET == 92) { }
else if (TARGET == 93) { }
else if (TARGET == 94) { }
else if (TARGET == 95) { }
else if (TARGET == 96) { }
else if (TARGET == 97) { }
else if (TARGET == 98) { }
else if (TARGET == 99) { }
else {}
}
}
[Inline]
final private function switchTest(target:int):void
{
var i:int = LOOP;
const TARGET:int = target;
while (i--)
{
switch(TARGET)
{
case 0: break;
case 1: break;
case 2: break;
case 3: break;
case 4: break;
case 5: break;
case 6: break;
case 7: break;
case 8: break;
case 9: break;
case 10: break;
case 11: break;
case 12: break;
case 13: break;
case 14: break;
case 15: break;
case 16: break;
case 17: break;
case 18: break;
case 19: break;
case 20: break;
case 21: break;
case 22: break;
case 23: break;
case 24: break;
case 25: break;
case 26: break;
case 27: break;
case 28: break;
case 29: break;
case 30: break;
case 31: break;
case 32: break;
case 33: break;
case 34: break;
case 35: break;
case 36: break;
case 37: break;
case 38: break;
case 39: break;
case 40: break;
case 41: break;
case 42: break;
case 43: break;
case 44: break;
case 45: break;
case 46: break;
case 47: break;
case 48: break;
case 49: break;
case 50: break;
case 51: break;
case 52: break;
case 53: break;
case 54: break;
case 55: break;
case 55: break;
case 56: break;
case 57: break;
case 58: break;
case 59: break;
case 60: break;
case 61: break;
case 62: break;
case 63: break;
case 64: break;
case 65: break;
case 66: break;
case 67: break;
case 68: break;
case 69: break;
case 70: break;
case 71: break;
case 72: break;
case 73: break;
case 74: break;
case 75: break;
case 76: break;
case 77: break;
case 78: break;
case 79: break;
case 80: break;
case 81: break;
case 82: break;
case 83: break;
case 84: break;
case 85: break;
case 86: break;
case 87: break;
case 88: break;
case 89: break;
case 90: break;
case 91: break;
case 92: break;
case 93: break;
case 94: break;
case 95: break;
case 96: break;
case 97: break;
case 98: break;
case 99: break;
default:
}
}
}
}
}
import flash.display.Loader;
import flash.display.LoaderInfo;
import flash.geom.Rectangle;
import flash.system.System;
import flash.utils.ByteArray;
import flash.utils.Dictionary;
import flash.utils.getTimer;
class Tester
{
public var time:Number = 0;
public var name:String;
public var test:Function;
public var count:Number = 1;
public function start():String
{
const startTime:int = getTimer();
test();
time += getTimer() - startTime;
return name + (time / (count++)) + " ms.\n";
}
public function get timeAverage():Number
{
return time / count;
}
public function Tester(name:String, test:Function)
{
this.name = name;
this.test = test;
}
}