vp_data

Method call snippet vp_data(instance, attr, length);

Return a pointer to data attribute.

Parameters

These are the parameters that this method requires:

Parameter	Usage
VPInstance instance	Pointer to the instance this method call is intended for
vp_data_attribute_t attr	Attribute to return value of
int* length	Returns length of the data

const char*

There is no special behavior for this method

If an invalid value is passed for attr, then a pointer to NULL will be returned (and length will not be set).

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