Function

GLibSequenceIterCompareFunc

Declaration

gint
(* GSequenceIterCompareFunc) (
  GSequenceIter* a,
  GSequenceIter* b,
  gpointer user_data
)

Description

A GSequenceIterCompareFunc is a function used to compare iterators. It must return zero if the iterators compare equal, a negative value if a comes before b, and a positive value if b comes before a.

Parameters

a

Type: GSequenceIter

A GSequenceIter.

The data is owned by the caller of the function.

b

Type: GSequenceIter

A GSequenceIter.

The data is owned by the caller of the function.

user_data

Type: gpointer

User data.

The argument can be NULL.

The data is owned by the caller of the function.

Return value

Type: gint

Zero if the iterators are equal, a negative value if a comes before b, and a positive value if b comes before a.