TStrings: what changed
Revision 0 to 1. Removed lines have a minus sign; added lines have a plus sign.
Title: TStrings
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| 1 | + | A **TStrings** is a datatype that can hold an arbitrary length list of [[String|strings]]. The strings in a TStrings are accessible as concatenated plain text or as a series of strings. | |
| 2 | + | ||
| 3 | + | Inheritance | |
| 4 | + | ||
| 5 | + | - [[TObject]] - Base class of all classes. | |
| 6 | + | - [[TPersistent]] - Base class for streaming system and persistent properties - [[IFPObserved]] interface implemented by an object that can be observed. | |
| 7 | + | - [[TStrings]] - Class to manage arrays or collections of strings | |
| 8 | + | ||
| 9 | + | Basic functionality: | |
| 10 | + | ||
| 11 | + | Methods | |
| 12 | + | Add() - add a string to the list | |
| 13 | + | ||
| 14 | + | AddStrings() - Add contents of another stringlist to this list. | |
| 15 | + | ||
| 16 | + | Assign() - Assign the contents of another stringlist to this one. | |
| 17 | + | ||
| 18 | + | Clear() - Removes all strings and associated objects from the list. | |
| 19 | + | ||
| 20 | + | IndexOf() - Find a string in the list and return its position. | |
| 21 | + | ||
| 22 | + | IndexOfName()- Finds the index of a name in the name-value pairs. | |
| 23 | + | ||
| 24 | + | Insert() - Insert a string in the list. | |
| 25 | + | ||
| 26 | + | LoadFromFile() - Load the contents of a file as a series of strings. | |
| 27 | + | ||
| 28 | + | LoadFromStream() - Load the contents of a stream as a series of strings. | |
| 29 | + | ||
| 30 | + | SaveToFile() - Save the contents of the list to a file. | |
| 31 | + | ||
| 32 | + | SaveToStream() - Save the contents of the string to a stream. | |
| 33 | + | ||
| 34 | + | GetNameValue() - Return both name and value of a name,value pair based on it's index. | |
| 35 | + | ||
| 36 | + | ExtractName() - Extract the name part of a string | |
| 37 | + | ||
| 38 | + | properties | |
| 39 | + | TextLineBreakStyle - Determines which line breaks to use in the Text property | |
| 40 | + | ||
| 41 | + | Delimiter - Delimiter character used in DelimitedText. | |
| 42 | + | ||
| 43 | + | DelimitedText - Get or set all strings in the list in a delimited form. | |
| 44 | + | ||
| 45 | + | StrictDelimiter - Should only the delimiter character be considered a delimiter | |
| 46 | + | ||
| 47 | + | QuoteChar - Quote character used in DelimitedText. | |
| 48 | + | ||
| 49 | + | NameValueSeparator - Value of the character used to separate name,value pairs | |
| 50 | + | ||
| 51 | + | ValueFromIndex - Return the value part of a string based on it's index. | |
| 52 | + | ||
| 53 | + | Capacity - Capacity of the list, i.e. number of strings that the list can currently hold before it tries to expand. | |
| 54 | + | ||
| 55 | + | CommaText - Contents of the list as a comma-separated string. | |
| 56 | + | ||
| 57 | + | Count - Number of strings in the list. | |
| 58 | + | ||
| 59 | + | Names - Name parts of the name-value pairs in the list. | |
| 60 | + | ||
| 61 | + | Objects - Indexed access to the objects associated with the strings in the list. | |
| 62 | + | ||
| 63 | + | Values - Value parts of the name-value pairs in the list. | |
| 64 | + | ||
| 65 | + | Strings - Indexed access to the strings in the list. | |
| 66 | + | ||
| 67 | + | Text - Contents of the list as one big string. | |
| 68 | + | ||
| 69 | + | ## See also | |
| 70 | + | ||
| 71 | + | - [[doc:rtl/classes/tstrings.html|TStrings doc]] | |
| 72 | + | - [[TStringList]] | |
| 73 | + | - [[TStringList-TStrings Tutorial]] | |
| 74 | + | ||
| 75 | + | --- | |
| 76 | + | *From the Free Pascal wiki, page "TStrings", as it stood on 2017-02-23 after a change by Arent, out of the wiki's dump of 2024-05-26. Copyright stays with the author who wrote it, according to the old wiki's [[Licensing]] page. If you have concerns about this material, [message the admin](/wiki-contact).* | |
| 77 | + | Category: Containers | |
| 78 | + | Category: RTL |
