Structure of CL program

In this blog post, I will take you through how the basic structure of the CL program will be.
In General,

• CL Code is case insensitive.

• Source code usually starts from column 14 with an indentation for readability.

 

Source code starts from column 14

• Every programing language has some notation for adding comments which are used for future reference. Likewise in CL, Comments are marked by /* at the beginning and */ at the end.

Comments in CL

• If your message exceeds the line limit, we can use + for continuation, + can be entered at any column.

 

Concatenation + sign

 

Now we will see how the structure will be
 
The basic structure of the CL program is 

• PGM Command

• Declare Commands

• Variable declaration

• File declaration

• Global Error handling

• CL Processing Commands

• Logical Control Commands

• Built-in functions

• Program and Procedure Control Commands

• ENDPGM Command

From the next post-on-wards, we will see one by one of the CL structures.

Thanks, Everyone...