How long is string in Delphi?
0 to 255 characters
The Delphi language supports short-string types – in effect, subtypes of ShortString – whose maximum length is anywhere from 0 to 255 characters.
What does #10 do in Delphi?
The “#13#10” part represents a carriage return + line feed combination. The “#13” is the ASCII equivalent of the CR (carriage return) value; #10 represents LF (line feed). Two more interesting control characters include: #0 — NULL character.
What is string in Delphi?
Simply put, Short String is a counted array of (ANSII) characters, with up to 255 characters in the string. The first byte of this array stores the length of the string. Since this was the main string type in Delphi 1 (16 bit Delphi), the only reason to use Short String is for backward compatibility.
How many strings can a TStringList hold?
Answer: TStringList can hold up to 134,217,728 strings (MaxListSize+1).
How do I find the length of an array in Delphi?
Use Length function to get the length of your array: var ArrayLength: Integer; begin ArrayLength := Length(ArrayOfSomething); end; From the reference for this function (emphasized by me):
How do I convert char to string in Delphi?
“how to convert char to string in delphi” Code Answer
- var.
- sA : String;
- cA : Char;
- sA := ‘Name’;
- cA := A[1]; //This selects the first letter of your string.
How do I use Ord in Delphi?
The ord function returns an integer value for any ordinal type Arg. It is principally used to convert characters or enumerations into their numeric equivalents….
| 1 | function ord ( Arg : AnsiChar | Char | WideChar | Enumeration | Integer ) : Integer; |
|---|---|
| 2 | function ord ( Arg : Int64 ) : Int64; |
How do I compare strings in Delphi?
If you are only interested if strings are the same, use = . If you need to know if strings are the same, OR which string is greater, then use CompareStr . If you want case-insensitive comparisons, use CompareText.
What does POS do in Delphi?
The Pos function in Delphi returns an integer specifying the position of the first occurrence of one string within another.
What is a char in Delphi?
The char type is a simple variable type used to hold a single character. It can be assigned from a character constant, or an integer.