Example of including error checking routines in RunRev code

[Robert Brenstein]

On 03/09/08 at 08:36 +0300 Ruslan Zasukhin apparently wrote:
>On 9/3/08 5:43 AM, "william humphrey" <shoreagent at gmail.com> wrote:
>
>Hi William,
>
>>  Ok -- solved #2 how to fix it (no more RunRev errors)
>>
>>
>  >    *put* VDatabase_SqlSelect( gDatabase, tSQL2 ) into CursorRef
>  >    *put* VCursor_RecordCount(CursorRef) into recNum
>  >    *if* recNum > 0 *then*
>  >       *put* VCursor_GetRecords(cursorRef,1,12,tab,*return* ) into fld
>  > "phone_numbers"
>  >    *else*
>  >       *put* empty into fld "phone_numbers"
>  >    *end* *if*
>
>1) this code from point of c++ developer also is not careful.
>     you have check that cursor is not empty good.
>     but then you without any checks say GIVE ME 12 records.
>
>     But you are not C++ developer, you are SCRIPT language developer.
>     and therefore...
>

This is not good from a point of view of Rev developer, either, 
Ruslan. There should be a check whether CursorRef is ok, just like in 
any other language.

Robert