Difference between revisions of "DOLEVEL()"

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==Purpose==
 
==Purpose==
 
Function to return the 'do' level of the currently executing program or procedure
 
Function to return the 'do' level of the currently executing program or procedure
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==Products==
 
==Products==
Recital Database Server, Recital Mirage Server, Recital Terminal Developer
+
Recital Server, Recital  
 
[[Category:Documentation]]
 
[[Category:Documentation]]
 
[[Category:Functions]]
 
[[Category:Functions]]

Revision as of 16:50, 27 November 2009

Purpose

Function to return the 'do' level of the currently executing program or procedure


Syntax

DOLEVEL()


See Also

DEBUG, DO, MESSAGE, MESSAGE(), PATH(), PROCLIBS(), PROCLINE(), PROCNAME(), PROGRAM(), RESUME, SET DEBUG, SET DOHISTORY, SET ECHO, SET HISTORY, SUSPEND, SYS()


Description

The DOLEVEL() function returns the 'do' level of the currently executing program or procedure. Issued at the command prompt, the DOLEVEL() function returns 0. Issued in a master or calling program, DOLEVEL() returns 1. Subsequent called programs or procedures are at a 'do' level based on the program nesting.


Example

> ? dolevel()
         0
//master.prg
procedure subproc1
? dolevel()
?
return
 
? dolevel()
subproc1()
//end of master.prg
> do master
         1
         2


Products

Recital Server, Recital