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日期:2024-05-20
So, you want to learn Delphi? This is the right place: Delphi tutorials and articles for beginners....
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日期:2024-05-17
Delphi Basics Concat Function Concatenates one or more strings into one string System unit function Concat ( const String1 {,String2 ...} : string ) : string; Description The Concat function concatenates (joins) strings String1, String2 ... together into ...
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日期:2024-05-17
File & path functions Often used file functions You don't remember exactly the functionname, but you know there was a function...? ExtractFileDrive, ExtractFilePath, ExtractFileName, ExtractFileExt (uses SysUtils) ExtractShortPathName, ExpandUNCFileName ....
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日期:2024-05-17
So now we have 3 overloaded versions of a new LaunchActivity function. One takes an action string, one takes an action string and a URI, and one takes an intent object (and is called by both the other overloads once they have built up an intent object)....
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日期:2024-05-24
Function / Type Name Description Source(s) DoubleDeclining Balance Function DoubleDecliningBalance(Cost, Salvage: Extended; Life, Period: Integer): Extended; Depreciation using double-declining balance formula. math Financial Calculator The Financial ......
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日期:2024-05-23
Not sure if anyone created(in delphi) something similar yet, which should indicate that it's usage is very limited, but here it goes... Ever played with huge arrays and you always have to copy chunks into smaller arrays which then you want to feed to some...
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日期:2024-05-23
function FindIndex(RootNode: TOutLineNode; SearchName: TFileName): LongInt; var FirstChild,LastChild,TempChild: LongInt; begin FirstChild := RootNode.GetFirstChild; if (FirstChild = InvalidIndex) or (SearchName = items[firstchild].text) then FindIndex ......
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日期:2024-05-24
In the following article you can learn how to use the sysctl, sysctlbyname and sysctlnametomib functions to get system information (kernel values, hardware, networking, file system, machine specific and user related data) under the OSX and iOS systems. sy...