AutoHotkey Benchmarks

Contents

Control Group

BenchmarkCodeAverage time per run (ms)
Blank Run
(None)
0.000704

1,000,000 iterations each

Assignment

BenchmarkCodeAverage time per run (ms)
Classic
Variable = Lorem ipsum dolor sit amet
0.000963
Classic with variable
Variable = Lorem ipsum %OtherVariable% dolor sit amet
0.001099
Expression
Variable := "Lorem ipsum dolor sit amet"
0.001339
Expression with variable
Variable := "Lorem ipsum" . OtherVariable . " dolor sit amet"
0.001593
Expression explicit concatenation
Variable := "Lorem ipsum" . " dolor sit amet"
0.001470
Expression implicit concatenation
Variable := "Lorem ipsum" " dolor sit amet"
0.001525

1,000,000 iterations each

Comparison

BenchmarkCodeAverage time per run (ms)
Classic If statement
If Variable = abcdef
 Return
0.001461
Expression If statement
If (Variable = "abcdef")
 Return
0.001595
List comparison
If Variable In abcdef
 Return
0.001660
Ternary
% (Variable = "abcdef") ? "" : ""
0.001832
Classic If between
If Variable Between 123 And 124
 Return
0.001836
Expression If between
If (Variable >= 123 && Variable <= 124)
 Return
0.002237

1,000,000 iterations each

String Searching

BenchmarkCodeAverage time per run (ms)
String search statement
IfInString, Variable, abcdef
 Return
0.002258
List search statement
If Variable Contains abcdef
 Return
0.002468
String get position command
StringGetPos, Temp1, Variable, abcdef
0.002616
In string function
InStr(Variable,"abcdef")
0.002625

1,000,000 iterations each

Regular Expressions

BenchmarkCodeAverage time per run (ms)
Match function
RegExMatch(Variable,"S)ab.*?.f$")
0.002968
Replace function
RegExReplace(Variable,"S)ab.*?.f$","$0")
0.003100
Static match
RegExMatch(Variable,"S)abcdef")
0.002640
Static replace
RegExReplace(Variable,"c","c")
0.003941

500,000 iterations each

String Manipulation

BenchmarkCodeAverage time per run (ms)
Substring function
SubStr(Variable,2,3)
0.002563
String middle command
StringMid, Temp1, Variable, 2, 3
0.002960
String trim command
StringTrimLeft, Temp1, Variable, 1
0.002857
String replace command
StringReplace, Temp1, Variable, c, c, All
0.003856

1,000,000 iterations each

String Operations

BenchmarkCodeAverage time per run (ms)
String length function
StrLen(Variable)
0.002911
String length command
StringLen, Temp1, Variable
0.003025
String split command
StringSplit, Temp, Variable, c
0.004050
Case conversion
StringUpper, Temp1, Variable
0.003477

1,000,000 iterations each

Files

BenchmarkCodeAverage time per run (ms)
File attributes and exists function
FileExist(A_ScriptFullPath)
0.067867
If file exists
IfExist, %A_ScriptFullPath%
 Return
0.066244
Get size
FileGetSize, Temp1,%A_ScriptFullPath%
0.085952
Read file
FileRead, Temp1, *m100 %A_ScriptFullPath%
0.098657
Read file line
FileReadLine, Temp1, %A_ScriptFullPath%, 2
0.094957
Append to file
FileAppend, c, %A_Temp%\Temp.txt
0.425313
Copy file
FileCopy, %A_Temp%\Temp.txt, %A_Temp%\Temp1.txt, 1
1.201810
Move file
FileMove, %A_Temp%\Temp.txt, %A_Temp%\Temp.txt, 1
1.414354
Filesystem loop
Loop, %A_ScriptFullPath%
 Return
0.087146
File reading loop
Loop, Read, %A_ScriptFullPath%
 Return
0.092410

5,000 iterations each

Control Flow

BenchmarkCodeAverage time per run (ms)
Normal loop
Loop, 1
{
 
}
0.003606
While loop
While, (A_Index = 1)
{
 
}
0.003897
Parsing loop
Loop, Parse, Variable, ,
{
 
}
0.004565
Blank subroutine call
Gosub, BlankLabel
0.003824
Blank function call
BlankFunction()
0.004031

1,000,000 iterations each

Environment Variables

BenchmarkCodeAverage time per run (ms)
Set environment variable
EnvSet, EnvVar, abcdeg
0.006821
Get environment variable
EnvGet, Temp1, EnvVar
0.005062

500,000 iterations each

Keyboard and mouse

BenchmarkCodeAverage time per run (ms)
Get mouse position
MouseGetPos, Temp1, Temp2
0.007208
Move mouse
MouseMove, 0, 0, 0, R
0.025757

10,000 iterations each

Dynamic Variables

BenchmarkCodeAverage time per run (ms)
Dynamic variable access
% %Variable%
0.004810
Dynamic variable assignment
%Variable% = abcdeg
0.004365

1,000,000 iterations each

System Information

FieldValue
AutoHotkey VersionAutoHotkey v1.1.06.01 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 ~1833 Mhz
BIOS VersionDell Inc. A04, 8/28/2006
Total Physical Memory3,062 MB
Available Physical Memory1,599 MB
Virtual Memory: Max Size6,123 MB
Virtual Memory: Available4,317 MB