AutoHotkey Benchmarks

Contents

Control Group

BenchmarkCodeAverage time per run (ms)
Blank Run
(None)
0.000720

1,000,000 iterations each

Assignment

BenchmarkCodeAverage time per run (ms)
Classic
Variable = Lorem ipsum dolor sit amet
0.000988
Classic with variable
Variable = Lorem ipsum %OtherVariable% dolor sit amet
0.001109
Expression
Variable := "Lorem ipsum dolor sit amet"
0.001240
Expression with variable
Variable := "Lorem ipsum" . OtherVariable . " dolor sit amet"
0.001574
Expression explicit concatenation
Variable := "Lorem ipsum" . " dolor sit amet"
0.001460
Expression implicit concatenation
Variable := "Lorem ipsum" " dolor sit amet"
0.001523

1,000,000 iterations each

Comparison

BenchmarkCodeAverage time per run (ms)
Classic If statement
If Variable = abcdef
 Return
0.001500
Expression If statement
If (Variable = "abcdef")
 Return
0.001603
List comparison
If Variable In abcdef
 Return
0.001703
Ternary
% (Variable = "abcdef") ? "" : ""
0.001849
Classic If between
If Variable Between 123 And 124
 Return
0.001892
Expression If between
If (Variable >= 123 && Variable <= 124)
 Return
0.002193

1,000,000 iterations each

String Searching

BenchmarkCodeAverage time per run (ms)
String search statement
IfInString, Variable, abcdef
 Return
0.002129
List search statement
If Variable Contains abcdef
 Return
0.002325
String get position command
StringGetPos, Temp1, Variable, abcdef
0.002543
In string function
InStr(Variable,"abcdef")
0.002657

1,000,000 iterations each

Regular Expressions

BenchmarkCodeAverage time per run (ms)
Match function
RegExMatch(Variable,"S)ab.*?.f$")
0.003050
Replace function
RegExReplace(Variable,"S)ab.*?.f$","$0")
0.004195
Static match
RegExMatch(Variable,"S)abcdef")
0.004303
Static replace
RegExReplace(Variable,"c","c")
0.004261

500,000 iterations each

String Manipulation

BenchmarkCodeAverage time per run (ms)
Substring function
SubStr(Variable,2,3)
0.003508
String middle command
StringMid, Temp1, Variable, 2, 3
0.004073
String trim command
StringTrimLeft, Temp1, Variable, 1
0.003003
String replace command
StringReplace, Temp1, Variable, c, c, All
0.005059

1,000,000 iterations each

String Operations

BenchmarkCodeAverage time per run (ms)
String length function
StrLen(Variable)
0.003064
String length command
StringLen, Temp1, Variable
0.004092
String split command
StringSplit, Temp, Variable, c
0.005001
Case conversion
StringUpper, Temp1, Variable
0.004095

1,000,000 iterations each

Files

BenchmarkCodeAverage time per run (ms)
File attributes and exists function
FileExist(A_ScriptFullPath)
0.061018
If file exists
IfExist, %A_ScriptFullPath%
 Return
0.058114
Get size
FileGetSize, Temp1,%A_ScriptFullPath%
0.081444
Read file
FileRead, Temp1, *m100 %A_ScriptFullPath%
0.083466
Read file line
FileReadLine, Temp1, %A_ScriptFullPath%, 2
0.082926
Append to file
FileAppend, c, %A_Temp%\Temp.txt
0.243616
Copy file
FileCopy, %A_Temp%\Temp.txt, %A_Temp%\Temp1.txt, 1
1.010076
Move file
FileMove, %A_Temp%\Temp.txt, %A_Temp%\Temp.txt, 1
0.850610
Filesystem loop
Loop, %A_ScriptFullPath%
 Return
0.081408
File reading loop
Loop, Read, %A_ScriptFullPath%
 Return
0.085838

5,000 iterations each

Control Flow

BenchmarkCodeAverage time per run (ms)
Normal loop
Loop, 1
{
 
}
0.004329
While loop
While, (A_Index = 1)
{
 
}
0.004918
Parsing loop
Loop, Parse, Variable, ,
{
 
}
0.005378
Blank subroutine call
Gosub, BlankLabel
0.005266
Blank function call
BlankFunction()
0.005641

1,000,000 iterations each

Environment Variables

BenchmarkCodeAverage time per run (ms)
Set environment variable
EnvSet, EnvVar, abcdeg
0.007921
Get environment variable
EnvGet, Temp1, EnvVar
0.006249

500,000 iterations each

Keyboard and mouse

BenchmarkCodeAverage time per run (ms)
Get mouse position
MouseGetPos, Temp1, Temp2
0.007283
Move mouse
MouseMove, 0, 0, 0, R
0.027570

10,000 iterations each

Dynamic Variables

BenchmarkCodeAverage time per run (ms)
Dynamic variable access
% %Variable%
0.006157
Dynamic variable assignment
%Variable% = abcdeg
0.005333

1,000,000 iterations each

System Information

FieldValue
AutoHotkey VersionAutoHotkey v1.1.07.03 Unicode (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 ~1319 Mhz
BIOS VersionDell Inc. A04, 8/28/2006
Total Physical Memory3,062 MB
Available Physical Memory1,050 MB
Virtual Memory: Max Size6,123 MB
Virtual Memory: Available3,508 MB