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ZIM Language Reference

SET SINGLESTEP

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Steps through a procedure one command at a time, halting after each command.

Syntax

SET SINGLESTEP ON|OFF

Comments

When SINGLESTEP is switched ON, execution is halted (by the HALT utility) after each command executed. To resume execution after the HALT, press Enter at the HALT prompt (>>).

Compiled application programs are not affected by SET SINGLESTEP.

The SET SINGLESTEP command is not affected by the SET RESET and SET RESTORE commands.

Example

To switch to singlestep, use

> set trace on
> set singlestep on

Now, if you execute an application program, it looks like this:

> DoCusts (“edit”)
procedure DoCusts (in ExMode)
>>output $setcount
 35
>>(carriage return)
let dp = $true
>>.
 .
 .

 

See Also

SET STOP ERRORS

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