无法将类型“CFString”的值转换为预期参数类型“UnsafePointer”(又名“UnsafePointer<()>”)

2024-02-06

当我定义该行时,出现构建错误

 let runFont : CTFontRef = CFDictionaryGetValue(CTRunGetAttributes(run), kCTFontAttributeName)

错误是:无法将类型“CFString”的值转换为预期参数类型“UnsafePointer”(又名“UnsafePointer”)


Try

let runFont = unsafeBitCast(CFDictionaryGetValue(CTRunGetAttributes(run), unsafeBitCast(kCTFontAttributeName, UnsafePointer<Void>.self)), CTFontRef.self)
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