Delphi Basics : StuffString command

DelphiBasics

StuffString
Function

Replaces a part of one string with another

StrUtils unit

function StuffString(const Source string; Start, Length Cardinal; const SubString string):string;

Description

The StuffString function inserts a SubString into another string, replacing Length characters at position Start.

If the length is -1, then teh string is simply inserted, and does not replace any characters.

Notes

Strings are indexed from 1 (arrays from 0).

Related commands

AnsiReplaceStr		Replaces a part of one string with another
Copy		Create a copy of part of a string or an array
Insert		Insert a string into another string
Move		Copy bytes of data from a source to a destination
StringReplace		Replace one or more substrings found within a string

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Example code : A simple example

var
  source, target : AnsiString;
begin
  source := '123456789';
  target := StuffString(source, 2, 4, '-inserted-');

  ShowMessage('Source = '+source);
  ShowMessage('Target = '+target);
end;

Show full unit code

Source = 123456789
Target = 1-inserted-6789