“namespace declaration is never used”警告是指在编程中,你声明了一个命名空间(namespace),但在后续的代码中并未使用该命名空间中的任何元素或类型。这通常发生在C++、C#等支持命名空间的语言中。编译器会发出此类警告,以提示开发者可能存在的无用代码或冗余声明。 2. 分析导致该警告出现的可能原因 无用的命名...
就是在你的工程文件里从来没有引用过这个shape文件里面的东西
就是在你的工程文件里从来没有引用过这个shape文件里面的东西
namespace n1 { int b = 13; } int main() { float b; using n1::b; cout << b << endl; return 0; } /tmp/368202763/main.cpp:12:12: error: target of using declaration conflicts with declaration already in scope using n1::b; ^ /tmp/368202763/main.cpp:7:6: note: target of usi...
IsForLoopIntro IsFunctionDeclaration IsIfClause IsImmutableBinding IsInvalidFragment IsMutableBinding IsNamespaceDeclaration IsOpenDirective IsOperationDeclaration IsRepeatIntro IsReturnStatement IsTypeDefinition IsUntilSuccess IsUsingBlockIntro IsValueUpdate ...
'<methodname>' is not accessible in this context because the return type is not accessible '<modifier>' is not valid on a Declare '<modifier>' is not valid on a Delegate declaration '<modifier>' is not valid on a local constant declaration '<modifier>' is not valid on a local vari...
class AxHost { // .NET 1.0 declaration protected virtual bool ProcessDialogKey(Keys keyData); // .NET 1.1 declaration protected override bool ProcessDialogKey(Keys keyData); ••• } This change shows that AxHost no longer provides a new virtual method but overrides an existing one, which...
void setNamespaceDeclUris(boolean value) Controls whether namespace declaration attributes are placed into the NSDECL namespace by processName(). Methods declared in class java.lang.Object clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait Field Details XM...
CodeVariableDeclarationStatement CodeVariableReferenceExpression FieldDirection MemberAttributes Download PDF Save Add to Collections Add to plan Share via Facebookx.comLinkedInEmail Print Reference Feedback Contains classes that can be used to represent the elements and structure of a source code document....
Represents a parameter declaration that can be constructed at runtime. RuntimeDefinedParameterDictionary Represents a collection of runtime-defined parameters that are keyed based on the name of the parameter. RuntimeException RuntimeException is the base class for exceptions likely to occur while ...