CustomAttributeBuilder Constructor (ConstructorInfo, Object[], FieldInfo[], Object[])

Initializes an instance of the CustomAttributeBuilder class given the constructor for the custom attribute, the arguments to the constructor, and a set of named field/value pairs.

Namespace: System.Reflection.Emit
Assembly: mscorlib (in mscorlib.dll)

CustomAttributeBuilder (
	ConstructorInfo^ con, 
	array<Object^>^ constructorArgs, 
	array<FieldInfo^>^ namedFields, 
	array<Object^>^ fieldValues
public CustomAttributeBuilder (
	ConstructorInfo con, 
	Object[] constructorArgs, 
	FieldInfo[] namedFields, 
	Object[] fieldValues
public function CustomAttributeBuilder (
	con : ConstructorInfo, 
	constructorArgs : Object[], 
	namedFields : FieldInfo[], 
	fieldValues : Object[]



The constructor for the custom attribute.


The arguments to the constructor of the custom attribute.


Named fields of the custom attribute.


Values for the named fields of the custom attribute.

Exception typeCondition


The lengths of the namedFields and fieldValues arrays are different.


con is static or private.


The number of supplied arguments does not match the number of parameters of the constructor as required by the calling convention of the constructor.


The type of supplied argument does not match the type of the parameter declared in the constructor.


The types of the field values do not match the types of the named fields.


The field does not belong to the same class or base class as the constructor.


One of the parameters or any of the elements of the array parameters is a null reference (Nothing in Visual Basic).

The elements of the constructorArgs and fieldValues arrays are restricted to element types. They can be byte, sbyte, int, uint, long, ulong, float, double, String, char, bool, an enum, a type, any of the previous types that was cast to an object, or a single dimension zero-based array of any of the previous types.

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0