vp_string_get
Method call snippet
vp_string_get(instance, attr, value);Retrieve a string 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_string_attribute_t attr |
Attribute to return |
char** value |
Returns a pointer to the string |
Returns
This method returns a return code integer, which indicates whether the call was successful or errored for any reason:
| Return code | Cause |
|---|---|
VP_RC_SUCCESS |
Successful call (for methods that have a registered callback, it only means the request has been sent) |
VP_RC_NO_SUCH_ATTRIBUTE |
Invalid attribute |
Behavior
If unsuccessful, then value is not modified.
Examples
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