As I go through the activities with my students, I like to create samples from most of the activities we do so they have something to follow or revise with in addition to their own […]
Another basic example of IF THEN ELSE. procedure TForm1.btnCheckClick(Sender: TObject); var age : Integer; begin age := StrToInt(edtAge.Text); if (age>=18) then ShowMessage(‘Congratulations! You are old enough to vote!’) else ShowMessage(‘Sorry, you are not old enough […]
Use the file below to show your students how the itemindex works in the radiogroup in Delphi. It also incorporates IF, THEN and ELSE.
Learn more about the structure and contents of a Form’s Unit in Delphi application.
This lesson introduces the very basic concepts and terminology of classes and objects and how they are used in modern Object Oriented Programming languages, like Delphi.
Learn how to save time by taking advantage of Delphi’s design-time features and shortcut commands. This lesson summarizes all the tips and tricks (and more) that you learned in previous lessons.
Learn how to identify and fix common syntax errors in Delphi. This lesson also covers some other problems that Delphi programmers may face and demonstrates solutions for these problems.
This practical tutorial demonstrates the relationship between events and event handlers in Delphi. Learn how to write code in event handlers for the OnCreate, OnClick, OnEnter, OnExit, and OnMouseMove events of Delphi components.
Learn more about Events and Event Handlers for Delphi components. This lesson also covers Default Events and Additional Events.