Mark Wickens

REM( ‘ )

Purpose

Allows remarks or comments to be included within a program. This command is not executed.

Format

⎧  REM  ⎫   comments 
⎨       ⎬   └──┬───┘
⎩   '   ⎭   String expression

Example

REM  or  '

Parameters

comments: String expression (internal codes 20ʰ to 7Eʰ and 80ʰ to FBʰ)

Explanation

1. Including an apostrophe or REM statement following the line number indicates that the following text is comments and should be ignored in program execution.
2. The apostrophe may be included at the end of any executable statement to indicate that the following text is comments. The REM statement can only be used at the beginning of a line.
3. Any command following the REM statement is treated as a comment and is not executed.

    PRINT A:   REM 123      123 is treated as a comment
                   → comments
    PRINT A    REM 123      SN error occurs.
    PRINT A  ' 123          123 is treated as a comment
               → comments 
   

4. An apostrophe is entered by pressing the , key following the SHIFT key.

Sample Program

10  ' REM(') indicates comment