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
0.001383
Classic with variable
Variable = Lorem ipsum %OtherVariable% dolor sit amet
0.001674
Expression
Variable := "Lorem ipsum dolor sit amet"
0.001913
Expression with variable
Variable := "Lorem ipsum" . OtherVariable . " dolor sit amet"
0.002392
Expression explicit concatenation
Variable := "Lorem ipsum" . " dolor sit amet"
0.002431
Expression implicit concatenation
Variable := "Lorem ipsum" " dolor sit amet"
0.002641

1,000,000 iterations each

Comparison

BenchmarkCodeAverage time per run (ms)
Classic If statement
If Variable = abcdef
 Return
0.002863
Expression If statement
If (Variable = "abcdef")
 Return
0.003040
List comparison
If Variable In abcdef
 Return
0.003248
Ternary
% (Variable = "abcdef") ? "" : ""
0.003514
Classic If between
If Variable Between 123 And 124
 Return
0.003608
Expression If between
If (Variable >= 123 && Variable <= 124)
 Return
0.004021

1,000,000 iterations each

String Searching

BenchmarkCodeAverage time per run (ms)
String search statement
IfInString, Variable, abcdef
 Return
0.004084
List search statement
If Variable Contains abcdef
 Return
0.004312
String get position command
StringGetPos, Temp1, Variable, abcdef
0.004619
In string function
InStr(Variable,"abcdef")
0.004771

1,000,000 iterations each

Regular Expressions

BenchmarkCodeAverage time per run (ms)
Match function
RegExMatch(Variable,"S)ab.*?.f$")
0.005257
Replace function
RegExReplace(Variable,"S)ab.*?.f$","$0")
0.005501
Static match
RegExMatch(Variable,"S)abcdef")
0.005555
Static replace
RegExReplace(Variable,"c","c")
0.006701

500,000 iterations each

String Manipulation

BenchmarkCodeAverage time per run (ms)
Substring function
SubStr(Variable,2,3)
0.005713
String middle command
StringMid, Temp1, Variable, 2, 3
0.006276
String trim command
StringTrimLeft, Temp1, Variable, 1
0.006263
String replace command
StringReplace, Temp1, Variable, c, c, All
0.007259

1,000,000 iterations each

String Operations

BenchmarkCodeAverage time per run (ms)
String length function
StrLen(Variable)
0.006521
String length command
StringLen, Temp1, Variable
0.006726
String split command
StringSplit, Temp, Variable, c
0.008232
Case conversion
StringUpper, Temp1, Variable
0.007364

1,000,000 iterations each

Files

BenchmarkCodeAverage time per run (ms)
File attributes and exists function
FileExist(A_ScriptFullPath)
0.147666
If file exists
IfExist, %A_ScriptFullPath%
 Return
0.146605
Get size
FileGetSize, Temp1,%A_ScriptFullPath%
0.148101
Read file
FileRead, Temp1, *m100 %A_ScriptFullPath%
0.161226
Read file line
FileReadLine, Temp1, %A_ScriptFullPath%, 2
0.138596
Append to file
FileAppend, c, %A_Temp%\Temp.txt
1.254668
Copy file
FileCopy, %A_Temp%\Temp.txt, %A_Temp%\Temp1.txt, 1
2.917299
Move file
FileMove, %A_Temp%\Temp.txt, %A_Temp%\Temp.txt, 1
2.687115
Filesystem loop
Loop, %A_ScriptFullPath%
 Return
0.151094
File reading loop
Loop, Read, %A_ScriptFullPath%
 Return
0.141932

5,000 iterations each

Control Flow

BenchmarkCodeAverage time per run (ms)
Normal loop
Loop, 1
{
 
}
0.009330
While loop
While, (A_Index = 1)
{
 
}
0.009746
Parsing loop
Loop, Parse, Variable, ,
{
 
}
0.010332
Blank subroutine call
Gosub, BlankLabel
0.009894
Blank function call
BlankFunction()
0.010237

1,000,000 iterations each

Environment Variables

BenchmarkCodeAverage time per run (ms)
Set environment variable
EnvSet, EnvVar, abcdeg
0.013735
Get environment variable
EnvGet, Temp1, EnvVar
0.011824

500,000 iterations each

Keyboard and mouse

BenchmarkCodeAverage time per run (ms)
Get mouse position
MouseGetPos, Temp1, Temp2
0.014500
Move mouse
MouseMove, 0, 0, 0, R
0.067884

10,000 iterations each

Dynamic Variables

BenchmarkCodeAverage time per run (ms)
Dynamic variable access
% %Variable%
0.011777
Dynamic variable assignment
%Variable% = abcdeg
0.011863

1,000,000 iterations each

System Information

FieldValue
AutoHotkey VersionAutoHotkey v1.1.04.01 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 ~1833 Mhz
BIOS VersionDell Inc. A04, 8/28/2006
Total Physical Memory3,062 MB
Available Physical Memory1,103 MB
Virtual Memory: Max Size6,123 MB
Virtual Memory: Available3,529 MB