Sohu Tech Products
Dec 8, 2021 · Mobile Development
Understanding UIKIT_EXTERN and Macro Usage in iOS Development
This article explains the purpose, syntax, and underlying principles of UIKIT_EXTERN and related macros such as extern, static, and const in iOS, demonstrates how __attribute__ and visibility modifiers affect symbol linkage, and outlines practical scenarios and extensions for safer, more efficient code across dynamic libraries.
MacrosUIKIT_EXTERNVisibility
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