Assigning Values to Variables
Understand the fundamentals of assigning values to variables in D programming. Explore how the assignment operator works, the order of evaluation in expressions, and how variables hold values. This lesson helps you grasp essential concepts that form the basis of working with variables in D.
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Assignment and order of evaluation #
The first two difficulties that most people face when learning to program involve the assignment operation and the order of evaluation in an expression.
The assignment operation #
You will see lines similar to the following in almost every program in almost every programming language:
a = 10;
The meaning of this line is “make a hold the value 10.” Similarly, the following line means “make b hold the value 20”:
b = 20;
Based on that information, what can be said about the following line?
a = b;
Unfortunately, ...