AutoHotkey Benchmarks

Contents

Control Group

BenchmarkCodeAverage time per run (ms)
Blank Run
(None)
0.000986

1,000,000 iterations each

Assignment

BenchmarkCodeAverage time per run (ms)
Classic
Variable = Lorem ipsum dolor sit amet
0.001407
Classic with variable
Variable = Lorem ipsum %OtherVariable% dolor sit amet
0.001658
Expression
Variable := "Lorem ipsum dolor sit amet"
0.001895
Expression with variable
Variable := "Lorem ipsum" . OtherVariable . " dolor sit amet"
0.002372
Expression explicit concatenation
Variable := "Lorem ipsum" . " dolor sit amet"
0.002415
Expression implicit concatenation
Variable := "Lorem ipsum" " dolor sit amet"
0.002589

1,000,000 iterations each

Comparison

BenchmarkCodeAverage time per run (ms)
Classic If statement
If Variable = abcdef
 Return
0.002769
Expression If statement
If (Variable = "abcdef")
 Return
0.002980
List comparison
If Variable In abcdef
 Return
0.003203
Ternary
% (Variable = "abcdef") ? "" : ""
0.003470
Classic If between
If Variable Between 123 And 124
 Return
0.003565
Expression If between
If (Variable >= 123 && Variable <= 124)
 Return
0.003955

1,000,000 iterations each

String Searching

BenchmarkCodeAverage time per run (ms)
String search statement
IfInString, Variable, abcdef
 Return
0.004023
List search statement
If Variable Contains abcdef
 Return
0.005338
String get position command
StringGetPos, Temp1, Variable, abcdef
0.004568
In string function
InStr(Variable,"abcdef")
0.004921

1,000,000 iterations each

Regular Expressions

BenchmarkCodeAverage time per run (ms)
Match function
RegExMatch(Variable,"S)ab.*?.f$")
0.008118
Replace function
RegExReplace(Variable,"S)ab.*?.f$","$0")
0.005503
Static match
RegExMatch(Variable,"S)abcdef")
0.007272
Static replace
RegExReplace(Variable,"c","c")
0.007005

500,000 iterations each

String Manipulation

BenchmarkCodeAverage time per run (ms)
Substring function
SubStr(Variable,2,3)
0.006856
String middle command
StringMid, Temp1, Variable, 2, 3
0.006884
String trim command
StringTrimLeft, Temp1, Variable, 1
0.007213
String replace command
StringReplace, Temp1, Variable, c, c, All
0.008074

1,000,000 iterations each

String Operations

BenchmarkCodeAverage time per run (ms)
String length function
StrLen(Variable)
0.006662
String length command
StringLen, Temp1, Variable
0.007701
String split command
StringSplit, Temp, Variable, c
0.010353
Case conversion
StringUpper, Temp1, Variable
0.008697

1,000,000 iterations each

Files

BenchmarkCodeAverage time per run (ms)
File attributes and exists function
FileExist(A_ScriptFullPath)
0.065796
If file exists
IfExist, %A_ScriptFullPath%
 Return
0.070965
Get size
FileGetSize, Temp1,%A_ScriptFullPath%
0.086962
Read file
FileRead, Temp1, *m100 %A_ScriptFullPath%
0.088328
Read file line
FileReadLine, Temp1, %A_ScriptFullPath%, 2
0.086956
Append to file
FileAppend, c, %A_Temp%\Temp.txt
0.243250
Copy file
FileCopy, %A_Temp%\Temp.txt, %A_Temp%\Temp1.txt, 1
1.052072
Move file
FileMove, %A_Temp%\Temp.txt, %A_Temp%\Temp.txt, 1
0.729100
Filesystem loop
Loop, %A_ScriptFullPath%
 Return
0.087226
File reading loop
Loop, Read, %A_ScriptFullPath%
 Return
0.087321

5,000 iterations each

Control Flow

BenchmarkCodeAverage time per run (ms)
Normal loop
Loop, 1
{
 
}
0.011177
While loop
While, (A_Index = 1)
{
 
}
0.011860
Parsing loop
Loop, Parse, Variable, ,
{
 
}
0.012905
Blank subroutine call
Gosub, BlankLabel
0.012505
Blank function call
BlankFunction()
0.013443

1,000,000 iterations each

Environment Variables

BenchmarkCodeAverage time per run (ms)
Set environment variable
EnvSet, EnvVar, abcdeg
0.017732
Get environment variable
EnvGet, Temp1, EnvVar
0.015287

500,000 iterations each

Keyboard and mouse

BenchmarkCodeAverage time per run (ms)
Get mouse position
MouseGetPos, Temp1, Temp2
0.015596
Move mouse
MouseMove, 0, 0, 0, R
0.043750

10,000 iterations each

Dynamic Variables

BenchmarkCodeAverage time per run (ms)
Dynamic variable access
% %Variable%
0.015005
Dynamic variable assignment
%Variable% = abcdeg
0.015178

1,000,000 iterations each

System Information

FieldValue
AutoHotkey VersionAutoHotkey v1.1.08.00 ANSI (x86)
OS NameMicrosoft Windows 7 Enterprise
OS Version6.1.7601 Service Pack 1 Build 7601
OS ConfigurationStandalone Workstation
OS Build TypeMultiprocessor Free
System ManufacturerDell Inc.
System ModelLatitude D620
System TypeX86-based PC
Processor(s)1 Processor(s) Installed.,[01]: x86 Family 6 Model 14 Stepping 8 GenuineIntel ~989 Mhz
BIOS VersionDell Inc. A04, 8/28/2006
Total Physical Memory3,062 MB
Available Physical Memory1,210 MB
Virtual Memory: Max Size6,123 MB
Virtual Memory: Available3,650 MB