您必须访问
UITextFieldUISearchBar内部。您可以通过使用
valueForKey("searchField")var textFieldInsideSearchBar = yourSearchbar.valueForKey("searchField") as? UITextFieldtextFieldInsideSearchBar?.textColor = yourcolorSwift 3更新
let textFieldInsideSearchBar = yourSearchbar.value(forKey: "searchField") as? UITextFieldtextFieldInsideSearchBar?.textColor = yourcolor



