如何使用 C# 中的反射顯示方法和屬性?
反射是描述程式碼中型別、方法和欄位的元資料的過程。名稱空間 System.Reflection 使你能夠獲取有關已載入程式集、其中元素(如類、方法和值型別)的資料。System.Reflection 中有多個類,但最常用的類是 Assembly、AssemblyName、ConstructorInfo、MethodInfo、ParameterInfo、EventInfo、PropertyInfo 和 MemberInfo。
示例
static void Main(string[] args){
TypeInfo myType = typeof(TextInfo).GetTypeInfo();
IEnumerable<PropertyInfo> properties = myType.DeclaredProperties;
IEnumerable<MethodInfo> methods = myType.DeclaredMethods;
Console.WriteLine(myType);
Console.WriteLine(properties);
Console.WriteLine(methods);
StringBuilder strBuilder = new StringBuilder();
Console.WriteLine();
strBuilder.Append("The properties are:");
foreach (PropertyInfo p in properties){
strBuilder.Append("
" + p.Name);
}
strBuilder.Append("
");
strBuilder.Append("
The methods are:");
foreach (MethodInfo m in methods){
strBuilder.Append("
" + m.Name);
}
Console.WriteLine(strBuilder);
}輸出
System.Globalization.TextInfo System.Reflection.PropertyInfo[] System.Reflection.MethodInfo[] The properties are: Invariant ANSICodePage OEMCodePage MacCodePage EBCDICCodePage LCID CultureName IsReadOnly ListSeparator IsAsciiCasingSameAsInvariant IsRightToLeft The methods are: get_Invariant get_ANSICodePage get_OEMCodePage get_MacCodePage get_EBCDICCodePage get_LCID get_CultureName get_IsReadOnly get_ListSeparator set_ListSeparator get_IsAsciiCasingSameAsInvariant get_IsRightToLeft System.Runtime.Serialization.IDeserializationCallback.OnDeserialization Clone ReadOnly VerifyWritable SetReadOnlyState ToLower ToLower ChangeCase ChangeCaseToLower ChangeCaseToUpper ChangeCaseCommon ChangeCaseCommon ChangeCaseCommon ToLowerAsciiInvariant ToLowerAsciiInvariant ToUpperAsciiInvariant ToUpperAsciiInvariant ToLowerAsciiInvariant ToUpper ToUpper ToUpperAsciiInvariant IsAscii PopulateIsAsciiCasingSameAsInvariant Equals GetHashCode ToString ToTitleCase AddNonLetter AddTitlecaseLetter IsWordSeparator IsLetterCategory FinishInitialization ChangeCase IsInvariantLocale
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