Inno setup string concatenation

Inno setup string concatenation. DLL side: char g_myFuncResult[256]; extern "C" __declspec(dllexport) const char* MyFunc() { doSomeStuff(g_myFuncResult); // This part varies depending on myFunc's purpose return g_myFuncResult; } So lets say I have a Inno Setup file (let's call it master. . Jan 15, 2015 · I tried using ProgressWizardPage before but ended up in an infinite loop with the exact same code as above. AppVersion=1. function NextButtonClick(CurPageID: Integer): Boolean; var dir_value: String; app_name: String; begin if CurPageID = wpSelectDir then begin dir_value := "C:\work\ABC" app_name := "ABC" { I need to write a logic here to check if dir_value ends After concatenation: programming is awesome Here, two strings s1 and s2 and concatenated and the result is stored in s1. 2345. When you install an application using Inno Setup, an uninstaller is automatically created that allows the user to uninstall the application. Given that the String class is immutable, the original String isn’t changed. One hint for using preprocessor; you can save the fully preprocessed script if you write a line #expr SaveToFile("C:\PreprocessedScript. If you'll be using your TakeToolParams function only in [Code] section, better write it as If you don't remember which version you installed, click the "Inno Setup Compiler" shortcut created in the Start Menu. Uninstall Options. 2. If the expression evaluates to True then the statement following the then keyword is executed. 3 (u) (where the 'u' means the unicode version) I am attempting to pass a two dimensional array into a method. But this isn’t as nice as +=… Is there another way? Yes! You can use the << method, which is an alias for concat. My code for managing it all (stripped down) is: function NextButtonClick(CurPageID: integer): boolean; begin. String concatenation is the process of joining two or more strings together and forming one single string. Since you've shown an empty line in your file sample, and since you didn't said if this format will always be fixed, let's convert this string in the safe way. 4. パック installutil. Paste this excerpt inside your script before the procedure/function which will call this "split" procedure. Inno Setup preprocessor directives can be invoked using two syntaxes. #0 marks the end of the mega-string (thus of all Oct 10, 2013 · How can I pass a variable from [Code] section to parameters in [Run] section in Inno Setup? Basically, I want to do the following. exe'), ExpandConstant('--distribute {code:GetShortName|{app}}\{#SandboxInternalFolder}')) Having said that, unless there's a really compelling reason to pass all that in as Oct 10, 2014 · In steps: 1. 5. Jan 5, 2024 · Python String Concatenation. Sep 20, 2009 · Apparently, Inno setup has the following constants for referencing the . If you haven’t seen this word, don’t worry. previous page next page. Pos is case-sensitive. Inno Setup: How to expand Firstly, there's a slight difference in semantics. ini', 'foo=1')"; \. Concatenating and Joining Strings. and I have this function to use it : void sendCmd(char *cmd ) //add cmd and few other strings inside SET_CHARACTERISTIC to create a new string. Homepage; Table of contents. Aug 5, 2015 · 2. One way can be writing a single scripted constant function for both dimensions and by the passed parameter return either horizontal or vertical resolution. Returns the name of the current file. Extracts a substring from a string (first argument). Inno Setup Message Arguments. The 1-based index of the character from which the substring should start is specified by the second argument. function SaveStringsToFile (const FileName: String; const S: TArrayOfString; const Append: Boolean): Boolean; Saves the specified string array to the specified file with ASCII encoding. This includes also option to specify relative path to the files. Example. It’s just a fancy way of saying “gluing together. Jul 3, 2021 · There are 4 ways to combine strings in JavaScript. The majority of the script entries can have constants embedded in them. line string: 2345. iss is effectively inserted into the master. student That said, if you want to treat || as a string concatenation operator (same as CONCAT()) rather than as a synonym for OR in MySQL, you can set the PIPES_AS_CONCAT SQL mode. Inno Setup Preprocessor: StringChange. Pascal Scripting: SetIniString. How to tell the setup to stop Apr 14, 2024 · Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brand Oct 26, 2015 · Inno Setup is a tool to create setup programs with an embedded Pascal-derived scripting language. Anyway, line break is #13#10 in Inno Setup. Prototype: function LoadStringFromFile (const FileName: String; var S: AnsiString): Boolean; Description: Loads the specified binary or non Unicode text file into the specified string. Although ISPP is an interpreter, it does support short circuit boolean evaluation and never evaluates expressions (nor calls any user defined The first syntax ("variable-definition") defines a variable named ident, or assigns a value to an element of an array named ident. そのWindowsサービスをインストールするインストーラーを作成したいです。. NET folder on your system: {dotnet11} {dotnet20} {dotnet2032} {dotnet2064} {dotnet40} {dotnet4032} {dotnet4064} More information available here. Step 1: Place the strings you want to concatenate into an array. 6. The first syntax ("variable-definition") defines a variable named ident, or assigns a value to an element of an array named ident (use dim instead of define to define the array variable itself). You switched accounts on another tab or window. str. 基本的に、次のことを行う必要があります。. Oct 10, 2013 · How can I pass a variable from [Code] section to parameters in [Run] section in Inno Setup? Basically, I want to do the following. The called function must have 1 String parameter named Param, and must return a String or a Boolean value depending on where the constant is used. In this article, we'll look at all these methods to perform string concatenation in JavaScript. You forgot to expand the constant value. That's where you should use the ExpandConstant function: WinHttpReq. Please note, that every SQL command is expected to be "terminated" by the GO command in the input file (that requires also your original code) : Oct 4, 2012 · I want to use the [Files] section to create a new file which has the format: Program Name plus date plus time . function SaveStringToFile (const FileName: String; const S: AnsiString; const Append: Boolean): Boolean; Saves the specified string to the specified file. Prototype: function StringChange (var S: String; const FromStr, ToStr: String): Integer; Description: This function is deprecated. The first one is FloatToStr function, which is undocumented, or the official way of using Format function, which gives you much better flexibility in specifying format that you want. ISPP uses C/C++-like expression syntax. concat("a") str. For example, if I'm looking for the substring ABC in a string like this: S := 'ABC String'; I should get result True, whilst for the following string I should get result False: S := 'DEF String'; How to check if a string contains a substring in InnoSetup ? Aug 19, 2018 · Passing a string value to Inno Setup from command line app. Returns True if Ok I know you can do this in Inno Setup: #define AppVer "0. s. Example: Prototype. Searches for a substring (first argument) in another string (second argument) and returns an integer value that is the 1-based index of the first character of the substring within the second string. I tried the following but it doesn't work: DateTime dt = The StrToInt function converts the string passed in S into a number. If the substring is not found, Pos returns zero. A basic syntax: And an inline syntax: On top of that, the #emit directive is the default inline directive, assumed, when no explicit directive name is specified. Returns True if successful. Though as @mirtheil commented already, replacing a string in a text file can easily be implemented in Pascal Script: Replace a text in a file with Inno Setup . Get and save user input to a variable in a procedure InitializeWizard. iss That works beautiful and fine. The second syntax ("macro-definition") defines a macro named ident. I need to find out if string contains a given substring. Inno Setup string concatenation in #define directive. 11". Closest language to Inno Setup Pascal Script is Delphi (in which is Inno Setup written btw. Description. Jan 14, 2015 at 13:27. 1 or newer, you can use the built-in function ComparePackedVersion. Here is an example with the FileSize function: var. There are a few ways of doing this, depending on what you’re trying to Pascal Scripting: LoadStringFromFile. I'm rewriting the code for the new Inno Setup download feature. Jul 27, 2012 · You signed in with another tab or window. The var keyword in the function prototype means that you need to declare a variable of the given type and pass it to the function. Text that you break on a new line will be treated as a potential section or key value string. Here’s how: str = "" str. It's an inline preprocessor directive call, where, when no directive is explicitly specified, the emit is implied. UsePreviousAppDir=false. [Registry] Mar 17, 2016 · So the answer to your actual question is: The strings are not the same! The U (and A ) contains a whole file, while you compare that to a single randomly chosen line of the file only. The second syntax ("macro-definition The file actually lives in c:\program files (x86)\my org\my app but I would like to be able to compile the setup on 32 and 64 bit versions of Windows so I would like to use a constant as part of the source file names: [Files] Source: "{pf}\my org\my app\myapp. Can I use StrUtils Pascal functions (EndsWith) to do so?. Result := True; Setup or Uninstall Info functions function GetCmdTail: procedure DeleteIniEntry(const Section, Key, Filename: String); Custom Setup Wizard Page functions function Jul 15, 2015 · Restriction: strings can contain neither #0 char nor some another pre-defined char used as internal separator; Parameter type: PAnsiChar or PWideChar; Data sample: 'abcde'#1'fgh'#1'ijklmn'#0 - strings are separated by #1 here (and this character is banned from being part of legitimate data). UninstallDisplayIcon={app}\MyProg. fmpur I'd be grateful for any ideas. exe"; Parameters: ??userInput?? Aug 14, 2014 · 2. with something like: Pascal Scripting: SaveStringsToFile. Personally, I ignore the entire "single quotes are more efficient" and just go for "use whichever quoting style requires the last amount of internal escaping". For the most part the two versions are used identically, and any differences Jul 26, 2013 · You are missing # char before the variable name which is used to emit defined variable value during script preprocessing stage. 8. It's important to note that the length of s1 should be sufficient to hold the string after concatenation. I've make a setup who's working well and i'm thinking of the future of app if i have some modification to do. Now remains to convert such string to an integer and add it to the final collection. *") When the install_file is not found, I would like to emit an error: Pascal Scripting: GetDateTimeString. Size: Integer; begin. SolidCompression=yes. 2. Everytime after showing the test progressbar the Setup goes back to wpFinished and starts over. Apr 29, 2021 · Here is a simple example for connecting to Microsoft SQL Server using ADO: [Setup] AppName=My Program. Reload to refresh your session. For the sake of completness, here is what I'd write (untested!). The expression x <> '' means: the (string) variable x Jun 19, 2021 · A variable defined using Inno Setup preprocessor is not Inno Setup constant. ” Concatenating With the + Operator. Sep 2, 2014 · To specify a different source directory, create a SourceDir directive in the script's [Setup] section. String stringOne = "Hello" ; Mar 23, 2023 · How to add text to Inno Setup bevel line above buttons? 0. 2345; S := FloatToStr(Value); Oct 29, 2011 · I am using Inno Setup version 5. File]::WriteAllText('my. May 23, 2020 · I need a global string variable in Inno Setup, that is going to be initialized in [Code] Inno Setup: How to pass variable from [Code] to [Run] (or other section) 1. I know, that the documentations warns about this when ignoring to use tryfinally. Aug 19, 2014 · 4. iss") at the very end of your script (the only parameter is the path where the preprocessed script should be stored). You can fix your script this way: #define AnnotateDir "C:\Users\new_skin\Annotate\project". Pass the user input to an executable in [Run] section; Here is my code. You can use the + operator, or use a built-in function like str. DefaultDirName={pf}\My Program. The third argument specifies the number of characters to take, if it is omitted, all characters up to the end of the string are copied to the result. It is highly unlikely that any code you write will benefit from any MICROSCOPIC gains due to less string parsing v. Prototype. Uninstallable=false. – Jun 2, 2019 · Inno Setup - #define directive - how to use previously defined variable? Inno Setup string concatenation in #define directive. You can also modify this onto a function, if you desire procedure Explode(var Dest: TArrayOfString; Text: String; Separator: String); var. The other fundamental string operation is the opposite of splitting strings: string concatenation. If Append is True and the specified file already exists, it will be appended to instead of overwritten. Void is compatible with integer and string in expressions. join () to concatenate two strings. DefaultDirName={pf}\EmptyProgram. Sep 19, 2009 · Inno Setup for Windowsサービス？. 27. If the PowerShell code is trivial, you can execute it without any script file directly from PowerShell command-line with -Command switch: "-ExecutionPolicy Bypass -Command [System. So these three are equivalent: Though the first does not make sense with a path variable, as it would result in Pascal Scripting: SaveStringToFile. exe"; Parameters: ??userInput?? Aug 24, 2016 · I have an Inno Setup script which looks for a file as a preprocessor step: #define a_path GetEnv("INSTALLER_FILES") #define install_file FindFirst(a_path + "\pattern*. Jan 16, 2015 · I've a question about the #define in Inno Setup. If the expression evaluates to False, then the statement following the else keyword is executed, if it is present. May 11, 2024 · Next up is the addition operator (+). It expects version numbers in binary format ( Int64 ), so you first have to convert each version using StrToVersion from string to binary format. exe; DestDir: {app}; Flags: ignoreversion external. For those situations there is specific set of functions. str StringChange (str, str, str) Description. You will need just to declare another variable just for your StringChangeEx function call and typecast between ANSI & Unicode string types: var. また、次のコマンドを実行するアン Jan 14, 2015 · INI file is a line based file structure. AppVerName=EmptyProgram 1. [Run] Filename: "someProgram. The rest is upon Inno Setup engine: [Setup] AppName=My Program. Otherwise you are running Unicode Inno Setup. If none of the public, protected, or private keywords are specified, default visibility is assumed. To execute a command after an installation finishes, add an entry to [Run] section. To expand preprocessor variable (or any expression), you can use {#VariableOrExpression} syntax. Writes a string to an INI file. 4. As the name suggests, this method joins or merges two or more strings. The following function encapsulates all of this. Is there a way the contents of the file VERSION into the Inno Setup preprocessor variable somehow? Sep 21, 2016 · Using Arduino Programming Questions. Jan 8, 2024 · The concat () method in the String class appends a specified string at the end of the current string, and returns the new combined string. concat(b) throws a NullPointerException but a+=b will treat the original value of a as if it were null. How would I use it to get : "PC,SomeString,24,14\n". The concat() method doesn't modify the string in place 28. If you want to parse command line arguments from [Code] in Inno Setup, then use a method similar to this. Constants. previous page start next page. dlls). The limitation of this method is if any of the fields you are concatenating are NULL, the final string value is NULL. 2 function RegQueryStringValue (const RootKey: Integer; const SubKeyName, ValueName: String; var ResultStr: String): Boolean; Description: Queries the specified REG_SZ- or REG_EXPAND_SZ-type value, and returns the data in ResultStr. When False is returned, ResultStr is unmodified. Nov 12, 2020 · 2. You signed out in another tab or window. Let’s take a quick look at how this works: String myString = "The " + "quick " + "brown " + "fox" assertEquals( "The quick brown fox", myString); Apr 18, 2023 · Gryfbane Asks: Inno Setup / Pascal - WideString concatenation I work with INNO JSON Config (like in this post) to read a simple JSON file : { Nov 6, 2014 · Move your [Files] section after the [Setup] section. Inno Setup Preprocessor: Expression Syntax. Preprocessor works from top to bottom and it doesn't know the AppVersion directive yet. g. [Setup] AppName=EmptyProgram. Menu. If not, you may get unexpected output. function GetDateTimeString (const DateTimeFormat: String; const DateSeparator, TimeSeparator: Char): String; Returns the current date and time as a string using the specified formatting. Jun 20, 2016 · This one works just fine on Inno Setup Scripts. There is no need to escape the closing bracket because it is treated as the end of a constant only if it is a start for that constant. Since parameters of LoadStringFromFile as well as of StringChangeEx functions are declared, they expect the exact type to be passed, so there's not much to do with it. Feb 8, 2014 · There's still a way to write that particular construction though, due to the way that ExpandConstant works: AfterInstall: ExecuteCommand(ExpandConstant('{tmp}\prog. Pascal Scripting: Scripted Constants. This is the same operator that results in the addition of numbers and is overloaded to concatenate when applied to Strings. Automatically increments each time it is used (afterwards). For example, if i change the version (Major, Minor, Build, Patch,) i doesn't want to change all the line (like Registry) at each time. Returns True if successful, False otherwise. 1. [Files] Source: {#AnnotateDir}\bin\gm_annotate. exe （必要ですか？. Jan 9, 2024 · Solution 5: Using implode () The implode() function in PHP joins elements of an array into a single string using a specified separator. So i try to make something like that : Inno Setup Preprocessor: Predefined Variables. Returns a copy of the first string, with all occurrences of the second string changed to the third string. In conjunction with string, void operand is treated as an empty string. // the second parameter of the FileSize function is defined as 'var Size: Integer', Jun 15, 2016 · 4. These are predefined strings enclosed in brace characters { }. Here is an example of FloatToStr function: S: string; Value: Single; Value := 1. So set def to -1 and if your string is not a number it will return -1. Unfortunately the task selection is remembered by Inno Setup and restored on every following update setup, even if the page isn't visible at all. Using InnoSetup 6. If a is null, then a. Inno Setup for Windows Support Inno Setup: Unicode Inno Setup: Non Administrative Install Mode: Casts an integer to a string so that a string can be received from a DLL using CallDllProc. iss) with a files section like this: [Files] #include PathToIncludeFile\IncludeFile. concat("a") str # "aa" It’s faster because it will change the string str, instead of creating a new one. increased string concatenation. If S does not represent a valid number, StrToInt returns the number passed in Def. You may want to extract file extension, file path, file drive, file name or e. I have tried the following: Nov 22, 2012 · 14. Jun 4, 2019 · 20. Dec 16, 2016 · The language that is used by Inno Setup scripting engine is based on Pascal and at least the general syntax you can learn from Pascal language. . LPStr is an Ansi string – an equivalent of AnsiString in Inno Setup and string in the Ansi version of Inno Setup. Returns the current include path (or paths delimited with semicolons) set via #pragma include Ideally I'd like to deal only with String and not WideString, so should I code a PowerShell script which, when called in Inno Setup, returns the right info as a String, if it is possible? I tried to use koldev's JsonParser Library but I couldn't figure out how it worked, even with How to parse a JSON string in Inno Setup? Description. That's not the reason here. IO. In this manner, we concatenate the std::string on the left with the const char * operand on the right and return another std::string, cascading the effect. Step 3: Echo or assign the concatenated string. Reading and writing JSON in Inno Setup. I want to define the path for the files to copy (the Source: parameter in the [Files] section as two parts, a base path and sub-directory names, that I use for special files (like . Compression=lzma2. Apr 5, 2013 · First, is the {having a special meaning in inno setup, because it is the start of a constant. Let’s test this behavior: @Test void whenUsingConcat_thenAssertEquals() {. There are a number of predefined variables provided ISPP: int. But I can't get this to work. iss file where the #include exists. str StringChange(str, str, str). The content of IncludeFile. In Python, Strings are arrays of bytes representing Unicode characters. 11" Then use it like [Setup] AppVerName={#AppVer} Now imagine I have a file named VERSION whose contents are "0. Add Version to SetupWindowTitle of Inno Setup. May 1, 2020 · I need to write a logic in some Inno Setup function that checks if a string ends with another. Feb 2, 2018 · There's also the CONCAT_WS (Concatenate With Separator) function, which is a special form of CONCAT(): SELECT CONCAT_WS(' ', first_name, last_name) from test. iss. exe"; DestDir: "{app}" Inno setup just treats the {pf} literally and I get a message Jan 27, 2016 · In fact that entire Tasks page is skipped then. exe. concat() Method. Net Windowsサービスがあります。. Jul 22, 2013 · Prior to SQL Server 2012 concatenation was accomplished by using the plus (+) sign to concatenate fields together of various data types (varchar, char, int, numeric, etc. I now need to uncheck that task generally at every setup initialisation in order to forget the last selected state. For example, you can use addition operator with void and integer operands, in this case void operand will be treated as zero. Here is my complete example. The Pascal script can contain several functions which are called when Setup wants to know the value of a scripted {code:} constant. Send('cool' + ExpandConstant('{code:TakeToolParams}')); But note, that the primary purpose of the {code:} constants is for script sections. Jul 22, 2020 · A very simple solution for the case where the DLL function is called only once in the installation - use a global buffer in your dll for the string. That variable then receives the value. 0. Remarks: Use of You can use the Ruby concat method to merge strings efficiently. From the Pascal script documentation. #define MyString "a ca c" Inno Setup Documentation Pascal Scripting: GetIniString function GetIniString(const Section, Key, Default, Filename: String): String; Description: Reads a String Pascal Scripting: StringChange. Tnaks Tlama, I passed it as so- StringChangeEx (MyStringVar, ',', #13#10 , False); and it works! I have two strings: string one = "13/02/09"; string two = "2:35:10 PM"; I want to combine these two together and convert to a DateTime. It is equivalent to calling StringChangeEx with the SupportMBCS parameter set to False. Dec 2, 2018 · UnmanagedType. Empty string for the root file. exe -myParam parameterValue Then you can call the GetCommandLineParam like this wherever you need it: myVariable := GetCommandLineParam('-myParam'); Feb 17, 2014 · There are at least two options I can think of right now. Mar 16, 2018 · The expression between the if and then keywords must have a Boolean result type. Oct 10, 2014 · When writing Pascal scripting code for InnoSetup, how do I extract a substring? It depends. {{. If the version number displayed in its title bar says " (a)" you are running Non Unicode Inno Setup. So, you have to escape the {by doubling it, e. So let's assume that you have the following file structure and you didn't specify a different path in the SourceDir directive: C:\Deploy\Script. 108. It supports simple and compound assignment operators, conditional operator, and sequential evaluation operator. Aug 29, 2013 · I am using Inno-setup 5. Oct 31, 2020 · I've used that value with Inno Setup Download plugin to specify the size of the file to download. Furthermore, the concat() method only accepts String values while the + operator will silently convert the argument to a String (using the toString() method for objects). – TLama. Calling ExpandConstant function on it has no effect. Sep 28, 2014 · To get the correct path for any given user, my software looks for a string " {UserName}" and replaces it with: Environ (UserName) MyPath = Replace(MyPath, "{UserName}", Environ(UserName)) So, for example, in the installer I need to replace: C:\Users\My Name\My Program OR C:\Users\My Admin\My Program. Setup or Uninstall translates the constants to their literal values, depending on the user's choices and system configuration. #define MyString "a ca c" #define MyString2 StringChange (MyString, " ", "b") // MyString2 = 'abcabc' Inno Setup. 3. relative path. Inno Setup. Pascal Scripting: GetDateTimeString. Share May 10, 2023 · Inno Setup uses the Pascal Script language for coding, and you can access the code editor by selecting “Edit Script” from the “File” menu in the Inno Setup Compiler. When defining a macro there must be no Support Inno Setup: Unicode Inno Setup: Non Administrative Install Mode: 64-bit Install Mode: 64-bit Installation Limitations: Wizard Pages: Installation Order: Unsafe Files: Compiler Command Line Execution: Setup Command Line Parameters: Uninstaller Command Line Parameters: Setup Exit Codes: Uninstaller Exit Codes: Compiler IDE Keyboard We are casting the first argument to a std::string and then using the (left to right) evaluation order of operator+ to ensure that its left operand is always a std::string. ). DefaultGroupName=My Program. The following format specifiers are supported: d Displays the day as a number without a leading zero (1-31). JavaScript String object has a built-in concat() method. In SQL Server 2012 and later there is the CONCAT Jul 22, 2020 · I've been looking through Inno Setup documentation and found this: (https: Inno Setup string concatenation in #define directive. I have a #define, in which I would like to add strings to (not Strings) : #define SET_CHARACTERISTIC "PC,,\n". Just call the inno script from the command line as follows: C:\MyInstallDirectory>MyInnoSetup. Step 2: Call implode() with the desired separator and the array as parameters. Prototype: function StrToIntDef(s: string; def: Longint): Longint; Description: The StrToInt function converts the string passed in S into a number. C:\Deploy\MyProg. May 23, 2017 · The string concatenation with line breaks you have used should be fine for ADO connected to the SQL Server, I think. ls cd na ap wb hx ra dv np pr