RAD Studio VCL Reference
TParameter Members

The following tables list the members exposed by TParameter.

Copies the properties of an object to a destination object. 
Updates the collection to reflect changes to the collection item. 
Provides an interface for a method that reads and writes otherwise unpublished data. 
Returns the name of the collection item as it appears in the collection editor. 
Returns the collection to which this item belongs. 
Returns the owner of an object. 
This is IsEqual, a member of class TParameter. 
Sets the value of the Collection property. 
Sets the name of the collection item as it appears in the collection editor. 
Moves the collection item to a specified position in the parent collection. 
Responds after the last constructor has executed. 
Adds data to a parameter. 
Copies the properties and value of one TParameter object to another. 
Responds before the first destructor executes. 
Returns a pointer to the runtime type information (RTTI) table for the object type. 
Returns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument). 
Determines whether an object is of a specific type. 
Returns the type of the immediate ancestor of a class. 
Returns the class reference for the object's class. 
Performs finalization on long strings, variants, and interface variables within a class. 
Creates and initializes a TCollectionItem instance. 
Constructs an object and initializes its data before the object is first used. 
Provides the interface for a method that processes message records. 
Destroys the TCollectionItem instance and frees its memory. 
Destroys the TPersistent instance and frees its memory. 
Disposes of an object instance. 
Calls message-handling methods for the object, based on the contents of the Message parameter. 
Checks if the current instance and the parameter are equal. 
This is the overview for the FieldAddress method overload. 
Destroys an object and frees its associated memory, if necessary. 
Deallocates memory allocated by a previous call to the System::TObject::NewInstance method. 
Returns an integer containing the hash code. 
Retrieves a specified interface. 
Returns the entry for a specific interface implemented in a class. 
Returns a pointer to a structure containing all of the interfaces implemented by a given class. 
Returns a string used by the Object Inspector. 
Returns the name of the object as it appears in the Object Inspector. 
Determines the relationship of two object types. 
Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer. 
Returns the size in bytes of each instance of the object type. 
Loads the value of a parameter from a file. 
Loads the value of a parameter from a memory stream. 
This is the overview for the MethodAddress method overload. 
Returns the name of a class method by address. 
Allocates memory for an instance of an object type and returns a pointer to that new instance. 
Handles exceptions in methods declared using the safecall calling convention. 
Returns a string containing the class name. 
Returns a string containing the unit name. 
Specifies the TCollection instance to which the TCollectionItem belongs. 
The name displayed in the Collection editor. 
A unique, permanent index for the item. 
Returns the item's position in the Items array of TCollection
Provides direct access to the ADO Parameter object. 
Provides a reference to the TParameters container. 
Provides read-only access to the Properties property of the ADO Parameter object. 
Specifies the attributes of a parameter. 
Indicates the type of value the parameter represents. 
Indicates the type of parameter. 
Identifies the TParameter object. 
Specifies the number of decimal places for the parameter. 
Specifies the number of digits allowed for a numeric parameter. 
Specifies the size of a string type parameter. 
Represents the value of the parameter as a Variant
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