What I want to do is assign an anonymous method as a function result to a variable of the same type. Delphi complains that an appointment cannot be made. Obviously something about Delphi I want to
Category: Language
Programming language is a formal language used to define computer programs. It is a standardized communication technique used to issue instructions to a computer. A computer language allows programmers to accurately define the data that the computer needs to use, and precisely define the actions that should be taken in different situations.
Delphi – How to remove nodes from TTREEVIEW and its objects
I am using Delphi 10 Starter version. I am studying how to use Delphi’s TTreeView component.
Everything is normal, no problem. The only thing I left The question is:
After adding the ob
Delphi – Why can’t this LEA directive can’t compile?
I am porting 32-bit Delphi BASM code to 64-bit FPC (Win64 target operating system), and want to know why the next instruction cannot be compiled in 64-bit FPC: < /p>
{$IFDEF FPC}
{$ASMMODE I
Delphi Data Type List
Classification Scope< /td> bytes Remarks Simple type Ordinal Integer Integer -2147483648 .. 2147483647 4 Signed 32-bit Cardinal 0 .. 4294967295 4 Unsigned 32-bit Shortint -128 .. 127< /td> 1
Lua – “‘}’ is expected to have an error near ‘=’, otherwise it looks perfect
When I try to run my script, I return an error when assigning a value to the variable. I have rechecked my grammar many times and this does not seem to be the mistake I made there-I even There are
How to set the “Require” path when embedded in Lua?
I embedded lua in the directory structure of my game engine and lua files, and I started to use a lot of lua scripts. I want to use “requrie” to optimize module inclusion, but I don’t Determine how
Delphi – Declaration Matrix Const
Edit my question.
I will be specific.
How to declare the following code as const instead of var?
(I can’t get the Cube example)
var
Matrix: array of array of string;
SetLength(
Delphi interface and component background transparent related methods
1 unit Unit1;
2
3 interface
4
5 uses
6 Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
7 Dialogs, StdCtrls;
8
9 type
10 TForm1 = class(TForm)
11 Edit
Lua yourself
–turn to binary
function numberToBits(src)
local result = {}
local bitLen = 32
for i = 1, bitLen do
result[i] = src % 2
src = math.floor(src / 2)
end
return result <
Delphi – Timer queue in Windows service
For Windows services, I need a timer to perform a certain task on a regular basis. Of course, there are many options that seem to be better than timers (multithreaded, calling methods directly from