AutoHotkey Benchmarks

Contents

Control Group

BenchmarkCodeAverage time per run (ms)
Blank Run
(None)
0.001440

1,000,000 iterations each

Assignment

BenchmarkCodeAverage time per run (ms)
Classic
Variable = Lorem ipsum dolor sit amet
0.001754
Classic with variable
Variable = Lorem ipsum %OtherVariable% dolor sit amet
0.002507
Expression
Variable := "Lorem ipsum dolor sit amet"
0.003555
Expression with variable
Variable := "Lorem ipsum" . OtherVariable . " dolor sit amet"
0.003746
Expression explicit concatenation
Variable := "Lorem ipsum" . " dolor sit amet"
0.004108
Expression implicit concatenation
Variable := "Lorem ipsum" " dolor sit amet"
0.004909

1,000,000 iterations each

Comparison

BenchmarkCodeAverage time per run (ms)
Classic If statement
If Variable = abcdef
 Return
0.005267
Expression If statement
If (Variable = "abcdef")
 Return
0.004437
List comparison
If Variable In abcdef
 Return
0.005194
Ternary
% (Variable = "abcdef") ? "" : ""
0.005919
Classic If between
If Variable Between 123 And 124
 Return
0.005451
Expression If between
If (Variable >= 123 && Variable <= 124)
 Return
0.004740

1,000,000 iterations each

String Searching

BenchmarkCodeAverage time per run (ms)
String search statement
IfInString, Variable, abcdef
 Return
0.006239
List search statement
If Variable Contains abcdef
 Return
0.006540
String get position command
StringGetPos, Temp1, Variable, abcdef
0.006752
In string function
InStr(Variable,"abcdef")
0.007101

1,000,000 iterations each

Regular Expressions

BenchmarkCodeAverage time per run (ms)
Match function
RegExMatch(Variable,"S)ab.*?.f$")
0.007065
Replace function
RegExReplace(Variable,"S)ab.*?.f$","$0")
0.008650
Static match
RegExMatch(Variable,"S)abcdef")
0.009181
Static replace
RegExReplace(Variable,"c","c")
0.009334

500,000 iterations each

String Manipulation

BenchmarkCodeAverage time per run (ms)
Substring function
SubStr(Variable,2,3)
0.006689
String middle command
StringMid, Temp1, Variable, 2, 3
0.008338
String trim command
StringTrimLeft, Temp1, Variable, 1
0.009395
String replace command
StringReplace, Temp1, Variable, c, c, All
0.007850

1,000,000 iterations each

String Operations

BenchmarkCodeAverage time per run (ms)
String length function
StrLen(Variable)
0.008876
String length command
StringLen, Temp1, Variable
0.007431
String split command
StringSplit, Temp, Variable, c
0.011824
Case conversion
StringUpper, Temp1, Variable
0.009835

1,000,000 iterations each

Files

BenchmarkCodeAverage time per run (ms)
File attributes and exists function
FileExist(A_ScriptFullPath)
0.120331
If file exists
IfExist, %A_ScriptFullPath%
 Return
0.113525
Get size
FileGetSize, Temp1,%A_ScriptFullPath%
0.151970
Read file
FileRead, Temp1, *m100 %A_ScriptFullPath%
0.194425
Read file line
FileReadLine, Temp1, %A_ScriptFullPath%, 2
0.106911
Append to file
FileAppend, c, %A_Temp%\Temp.txt
0.643766
Copy file
FileCopy, %A_Temp%\Temp.txt, %A_Temp%\Temp1.txt, 1
1.415705
Move file
FileMove, %A_Temp%\Temp.txt, %A_Temp%\Temp.txt, 1
1.303254
Filesystem loop
Loop, %A_ScriptFullPath%
 Return
0.159511
File reading loop
Loop, Read, %A_ScriptFullPath%
 Return
0.174805

5,000 iterations each

Control Flow

BenchmarkCodeAverage time per run (ms)
Normal loop
Loop, 1
{
 
}
0.013263
While loop
While, (A_Index = 1)
{
 
}
0.011784
Parsing loop
Loop, Parse, Variable, ,
{
 
}
0.014344
Blank subroutine call
Gosub, BlankLabel
0.011626
Blank function call
BlankFunction()
0.012449

1,000,000 iterations each

Environment Variables

BenchmarkCodeAverage time per run (ms)
Set environment variable
EnvSet, EnvVar, abcdeg
0.019605
Get environment variable
EnvGet, Temp1, EnvVar
0.018451

500,000 iterations each

Keyboard and mouse

BenchmarkCodeAverage time per run (ms)
Get mouse position
MouseGetPos, Temp1, Temp2
0.023436
Move mouse
MouseMove, 0, 0, 0, R
0.051045

10,000 iterations each

Dynamic Variables

BenchmarkCodeAverage time per run (ms)
Dynamic variable access
% %Variable%
0.014642
Dynamic variable assignment
%Variable% = abcdeg
0.017174

1,000,000 iterations each

System Information

FieldValue
AutoHotkey VersionAutoHotkey v1.1.00.00 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 ~1319 Mhz
BIOS VersionDell Inc. A04, 8/28/2006
Total Physical Memory3,062 MB
Available Physical Memory1,269 MB
Virtual Memory: Max Size6,123 MB
Virtual Memory: Available4,053 MB