Initializing help system before first use

# XPRMgetnextattrdesc

Purpose
Get the next attribute descriptor.
Synopsis
`XPRMattrdesc XPRMgetnextattrdesc(XPRMmodel model,XPRMattrdesc ref,int *ntype,const char **name,int *atype);`
Arguments

model | Reference to a model
ref | Reference an attribute descriptor or NULL
ntype | Type number supporting the attribute (may be NULL)
name | Name of the attribute (may be NULL)
atype | Type of the attribute (may be NULL)

Return value
Reference pointer for the next attribute descriptor or NULL if no further descriptor is available.
Further information
1. This function is used to enumerate attribute descriptors of a model. The second parameter is used to store the current location in the list of descriptors; if this parameter is NULL, the first descriptor of the list is returned. This function returns NULL if it is called with the reference to the last descriptor. Otherwise, the returned value can be used as the input parameter ref to get the following descriptor and so on.
2. The name, ntype and atype are the returned attribute properties associated to the provided descriptor ref.
Related topics
XPRMfindattrdesc, XPRMgetattr.
Parent Topic Post processing interface

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