AutoHotkey Benchmarks

Contents

Control Group

BenchmarkCodeAverage time per run (ms)
Blank Run
(None)
0.000348

1,000,000 iterations each

Assignment

BenchmarkCodeAverage time per run (ms)
Classic
Variable = Lorem ipsum dolor sit amet
0.000469
Classic with variable
Variable = Lorem ipsum %OtherVariable% dolor sit amet
0.000530
Expression
Variable := "Lorem ipsum dolor sit amet"
0.000587
Expression with variable
Variable := "Lorem ipsum" . OtherVariable . " dolor sit amet"
0.000804
Expression explicit concatenation
Variable := "Lorem ipsum" . " dolor sit amet"
0.000736
Expression implicit concatenation
Variable := "Lorem ipsum" " dolor sit amet"
0.000770

1,000,000 iterations each

Comparison

BenchmarkCodeAverage time per run (ms)
Classic If statement
If Variable = abcdef
 Return
0.000707
Expression If statement
If (Variable = "abcdef")
 Return
0.000751
List comparison
If Variable In abcdef
 Return
0.000793
Ternary
% (Variable = "abcdef") ? "" : ""
0.000883
Classic If between
If Variable Between 123 And 124
 Return
0.000894
Expression If between
If (Variable >= 123 && Variable <= 124)
 Return
0.001063

1,000,000 iterations each

String Searching

BenchmarkCodeAverage time per run (ms)
String search statement
IfInString, Variable, abcdef
 Return
0.000985
List search statement
If Variable Contains abcdef
 Return
0.001044
String get position command
StringGetPos, Temp1, Variable, abcdef
0.001171
In string function
InStr(Variable,"abcdef")
0.001118

1,000,000 iterations each

Regular Expressions

BenchmarkCodeAverage time per run (ms)
Match function
RegExMatch(Variable,"S)ab.*?.f$")
0.001239
Replace function
RegExReplace(Variable,"S)ab.*?.f$","$0")
0.001320
Static match
RegExMatch(Variable,"S)abcdef")
0.001235
Static replace
RegExReplace(Variable,"c","c")
0.001951

500,000 iterations each

String Manipulation

BenchmarkCodeAverage time per run (ms)
Substring function
SubStr(Variable,2,3)
0.001257
String middle command
StringMid, Temp1, Variable, 2, 3
0.001421
String trim command
StringTrimLeft, Temp1, Variable, 1
0.001367
String replace command
StringReplace, Temp1, Variable, c, c, All
0.001923

1,000,000 iterations each

String Operations

BenchmarkCodeAverage time per run (ms)
String length function
StrLen(Variable)
0.001340
String length command
StringLen, Temp1, Variable
0.001385
String split command
StringSplit, Temp, Variable, c
0.001910
Case conversion
StringUpper, Temp1, Variable
0.001566

1,000,000 iterations each

Files

BenchmarkCodeAverage time per run (ms)
File attributes and exists function
FileExist(A_ScriptFullPath)
0.018936
If file exists
IfExist, %A_ScriptFullPath%
 Return
0.018000
Get size
FileGetSize, Temp1,%A_ScriptFullPath%
0.023822
Read file
FileRead, Temp1, *m100 %A_ScriptFullPath%
0.037697
Read file line
FileReadLine, Temp1, %A_ScriptFullPath%, 2
0.037844
Append to file
FileAppend, c, %A_Temp%\Temp.txt
0.587590
Copy file
FileCopy, %A_Temp%\Temp.txt, %A_Temp%\Temp1.txt, 1
0.336732
Move file
FileMove, %A_Temp%\Temp.txt, %A_Temp%\Temp.txt, 1
0.204545
Filesystem loop
Loop, %A_ScriptFullPath%
 Return
0.024606
File reading loop
Loop, Read, %A_ScriptFullPath%
 Return
0.037101

5,000 iterations each

Control Flow

BenchmarkCodeAverage time per run (ms)
Normal loop
Loop, 1
{
 
}
0.001792
While loop
While, (A_Index = 1)
{
 
}
0.001969
Parsing loop
Loop, Parse, Variable, ,
{
 
}
0.002069
Blank subroutine call
Gosub, BlankLabel
0.001881
Blank function call
BlankFunction()
0.001976

1,000,000 iterations each

Environment Variables

BenchmarkCodeAverage time per run (ms)
Set environment variable
EnvSet, EnvVar, abcdeg
0.003923
Get environment variable
EnvGet, Temp1, EnvVar
0.002079

500,000 iterations each

Keyboard and mouse

BenchmarkCodeAverage time per run (ms)
Get mouse position
MouseGetPos, Temp1, Temp2
0.002413
Move mouse
MouseMove, 0, 0, 0, R
0.023338

10,000 iterations each

Dynamic Variables

BenchmarkCodeAverage time per run (ms)
Dynamic variable access
% %Variable%
0.002195
Dynamic variable assignment
%Variable% = abcdeg
0.002123

1,000,000 iterations each

System Information

FieldValue
AutoHotkey VersionAutoHotkey v1.1.05.06 Unicode (x64)
OS NameMicrosoft Windows 7 Professional
OS Version6.1.7601 Service Pack 1 Build 7601
OS ConfigurationStandalone Workstation
OS Build TypeMultiprocessor Free
System ManufacturerGigabyte Technology Co., Ltd.
System ModelP55-USB3
System Typex64-based PC
Processor(s)1 Processor(s) Installed.,[01]: Intel64 Family 6 Model 30 Stepping 5 GenuineIntel ~2798 Mhz
BIOS VersionAward Software International, Inc. F9, 11/1/2010
Total Physical Memory16,375 MB
Available Physical Memory12,970 MB
Virtual Memory: Max Size40,923 MB
Virtual Memory: Available36,886 MB