Difference between revisions of "MC-Basic:WATCH"

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m (Added limitation of function calls)
 
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|LIMITATIONS=
 
|LIMITATIONS=
For Watch command with a task name:
 
  
The task must exist and must be stopped.
+
Watch command without a task name cannot be used for function calls.  
 
The global variable must be approched by the task.
 
  
 +
In Watch command with a task name, the task must exist and must be stopped. Global variables must be approched by the task.
  
 
|EXAMPLE=
 
|EXAMPLE=

Latest revision as of 10:15, 12 August 2020

Language: English  • 中文(简体)‎

There are two types of Watch command available:

Watch command without a task name shows the value of any expression.

Watch command with a task name only exhibits the value of global variables addressed by the task, or static variables declared within the task.

Syntax

Watch <expression>

Watch <task name> <variable_name>

Availability

All versions

Scope

Task or Terminal

Limitations

Watch command without a task name cannot be used for function calls.

In Watch command with a task name, the task must exist and must be stopped. Global variables must be approched by the task.

Examples

common shared glob_var as long = 8

MyTask.Prg:

dim shared stat_var as double = 54.76
Program
glob_var = 23
End Program


From every context:

Watch glob_var 
Watch sys.idn[1]

From MyTask.Prg:

Watch stat_var

While MyTask.prg is paused:

Watch MyTask1.prg stat_var

While MyTask.prg is paused or killed:

Watch MyTask1.prg glob_var

See Also