pub unsafe extern "C-unwind" fn CFCharacterSetCreateMutable(
alloc: Option<&CFAllocator>,
) -> Option<CFRetained<CFMutableCharacterSet>>Available on crate features
CFBase and CFCharacterSet only.Expand description
Creates a new empty mutable character set.
Parameter alloc: The CFAllocator which should be used to allocate
memory for the array and its storage for values. This
parameter may be NULL in which case the current default
CFAllocator is used. If this reference is not a valid
CFAllocator, the behavior is undefined.
Returns: A reference to the new mutable CFCharacterSet.