Function Finder

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Function Finder

Pick the area closest to what you want to do. An area's page groups its functions by task, with one line on what each one does. If you already know a function's name, the Keyword Index lists every page from A to Z.

Area	Use it to…	Start with
Text	search, slice, change, split and format strings	InStr · Replace · Split · Format
Numbers and math	round and convert numbers, do checked arithmetic, trig and random numbers	Round · Abs · CInt · Rnd
Files and folders	read and write files, build paths, list and walk directories	ReadAllText · WriteAllText · PathJoin · ReadDir
Dates and times	get the current time, add days and months, parse and print dates	Now · Date · DateAdd · Stopwatch.StartNew
Collections	keep lists, lookups and sets of values; sort and search them	Array.Push · Map.Put · Sort · UBound
Console and terminal	print, read the keyboard, colour text, build full-screen text UIs	Print · Input · Color · TuiRun
Errors and missing values	return a failure or "no value" that the caller has to check	Result · Optional · On Error · Err
Running things at once	start goroutines, pass values over channels, use threads and locks	spawn · Channel · Channel.Receive · ThreadCreate
Memory and pointers	allocate memory, share ownership of objects	Allocate · Deallocate · MakeShared · SharedPtr
Operating system	run other programs, read the command line and environment variables	Command · Shell · Environ · FileExists
Graphics and windows	draw on a graphics screen, read the mouse, build GUI controls for Windows, Linux and macOS	ScreenRes · Line · GetMouse · PsButton
Money and finance	calculate interest, returns and schedules with exact decimals	DecimalParse · CurrencyParse · LoanPayment · NetPresentValue
Logging	write log messages to the console, files or your own sinks	Logger.Info · Logger.AddSink · LogEvent.AddText · Logger.MinLevel
Encoding, hashes and IDs	encode and decode Base64, hex and percent-encoding; hash and checksum data; generate UUIDs	Base64Encode · NewV4 · PercentEncode · HexEncode
Networking	look up hosts, connect over TCP and UDP, parse and build URLs, fetch web pages over HTTP and HTTPS	ParseIp · Resolve · TcpStream.ConnectHost · TcpListener.Bind
Windows programming	build Win32 programs with windows, dialogs and common controls; draw with GDI+ and Direct2D; host COM and WebView2	CWindow · Window size and position · ListView · CGpGraphics

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