👉 A kind of macro in source code that replaces one text string with another wherever it occurs.
Alright class, settle down, let’s take a look, At this word ‘define’, a coding nook! The dictionary gives you the key, "A macro, you see, for all to agree." Now listen close, and let me explain, How defining works, again and again. Think of it like a clever swap, Within your code, a helpful prop. It's a macro , that’s the core, A shortcut you can use and explore! Replacing text , a vital task, Like substituting words, behind the mask. Wherever it finds the original phrase , It changes it with effortless grace! So "define" means to set a rule, To make your code efficient and cool. It's like saying “When you see this word, Do this instead – quickly and heard!” Any questions? Don’t hesitate to ask, Let’s build our coding skills, before we task!