Comment In Microsoft Dynamics NAV What is a Comment? Comment is the useful information to identify or represent a programming code. The comment statements are not executable so we can comment the programming codes that no need to execute also. Types Of Comments Mainly 3 types of comments available in the Microsoft Dynamics NAV C/AL. Single Line Comment  Block Of Comment Nested Comments Single Line Commen ts :- Single line comments are types of comments that can used to comments single line of codes. In this case, this single line comment ignore by the compiler. The Syntax used is '//'. ie, if we are placing // in any of the program codes then after that text is consider to be comment. For Example: ================================================ //Sample code for Comment showing adding two numbers A := B + C; ================================================ Block Of Comment :- Block comments are comments that allow multiline comment. Block comments start with '{' br...