Initialises (without allocating) a #GVariantIter. @iter may be completely uninitialised prior to this call; its old value is ignored.
The iterator remains valid for as long as @value exists, and need not be freed in any way.
a container #GVariant
Return: the number of items in @value
2.24
See Implementation
Initialises (without allocating) a #GVariantIter. @iter may be completely uninitialised prior to this call; its old value is ignored.
The iterator remains valid for as long as @value exists, and need not be freed in any way.