IBM Visualization Data Explorer Programmer's Reference

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DXEmptyField

Function

Determines whether a Field contains information.

Syntax

#include <dx/dx.h>

int DXEmptyField(Field f)

Functional Details

A Field is considered to be empty under any of the following conditions:

Modules may use this call to avoid processing empty Fields so that the absence of required components in an empty Field is not treated as an error.

Return Value

Returns 1 if the Field is empty (see above); otherwise, returns 0.

See Also

DXExists

"Standard Components".


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