Function
GLibCompareDataFunc
Description [src]
Specifies the type of a comparison function used to compare two values. The function should return a negative integer if the first value comes before the second, 0 if they are equal, or a positive integer if the first value comes after the second.
Parameters
- a
- 
            Type: gconstpointerA value. The argument can be NULL.The data is owned by the caller of the function. 
- b
- 
            Type: gconstpointerA value to compare with. The argument can be NULL.The data is owned by the caller of the function. 
- user_data
- 
            Type: gpointerUser data. The argument can be NULL.The data is owned by the caller of the function.