MsgProcValueExist

Syntax

MsgProcValueExist(field);

field

A string specifying the name of a field in the current Process.

Description

Checks if the specified field contains a value.

Returns

	The field value exists.
	The field value does not exist.

Example

In the following examples, the Process contains the blocks blkA, blkB, and blkC structured as shown in the figure below.

Example 86

Checking if the field idType in the second instance of blkA contains a value.

The following script returns 1 if the field idType in the second instance of block blkA contains a value:

$fieldExists=MsgProcValueExists("blkA:2/idType");

 

Example 87

Checking if the field idType in the second instance of blkB in the first instance of blkA contains a value.

The following script returns 1 if the field idType in the second instance of block blkB in the first instance of block blkA contains a value:

$fieldExists=MsgProcValueExists("blkA:1/blkB:2/idType");

 

Example 88

Checking if the field idType in the second instance of blkB in the N:th instance of blkA contains a value.

The following script sample includes a counter to specify the N:th instance of block blkA:

...

$counter = 1;

$fieldExists=MsgProcValueExists("blkA:" + $counter +"/blkB:2/idType");

$counter++;

...