CFStringRef
CFStringRef is a data type in the Core Foundation framework, a low-level C-based framework developed by Apple for managing system resources and data structures. It represents a reference to a string object, allowing developers to work with Unicode text in a platform-independent manner. The type is defined as a pointer to a `CFString` structure, which is part of Core Foundation’s object-oriented design, where objects are managed through reference counting.
CFStringRef strings are immutable, meaning their contents cannot be modified after creation. They support a wide
Common operations include creating strings from C-style strings or other data types, converting between encodings, and
CFStringRef is widely used in macOS and iOS development, particularly in environments where performance and low-level