20080408-Loadrunner-COM Vuser Functions (LRC) 博客分类： Mercury Loadrunner

Creating Instances
lrc_CoCreateInstance:  Creates an instance of an object and returns the unknown interface. 
lrc_CreateInstanceEx:  Creates an instance of an object on a remote machine and can return multiple interfaces. 
lrc_CoGetClassObject:  Fetches the class factory for the specified class. The class factory can then be used to create multiple objects of that class. 
lrc_Release_Object:  Releases a COM object no longer in use. 

IDispatch Interface Calls
lrc_DispMethod:  Invokes a method of an interface using the IDispatch:Invoke method. 
lrc_DispMethod1:  Invokes a method and gets a property of the same name using the IDispatch interface. 
lrc_DispPropertyGet:  Gets a property using the IDispatch interface. 
lrc_DispPropertyPut:  Sets a property using the IDispatch interface. 
lrc_DispPropertyPutRef:  Sets a property by reference using the IDispatch interface. 

Type Conversion From String
lrc_ascii_BSTR:  Converts a string into an ascii BSTR. 
lrc_ascii_BSTR_by_ref:  Converts a string into an ascii BSTR reference. 
lrc_bool:  Converts a string into a Boolean variant. 
lrc_bool_by_ref:  Converts a string into a Boolean variant reference 
lrc_BSTR:  Converts a string into a BSTR. 
lrc_BYTE:  Converts a string into a byte. 
lrc_char:  Converts a string into a char. 
lrc_char_by_ref:  Converts a string into a char reference. 
lrc_currency:  Converts a string into a currency value. 
lrc_currency_by_ref:  Converts a string into a currency value reference. 
lrc_date:  Converts a string into a date. 
lrc_date_by_ref:  Converts a string into a date reference. 
lrc_double:  Converts a string into a double. 
lrc_double_by_ref:  Converts a string into a double reference. 
lrc_dword:  Converts a string into a double word (dword). 
lrc_float:  Converts a string into a floating point number. 
lrc_float_by_ref:  Converts a string into a floating point number reference. 
lrc_GUID:  Returns the GUID of a named object. 
lrc_GUID_by_ref:  Returns the GUID of a named object. 
lrc_hyper:  Converts a string into a hyper integer. 
lrc_hyper_by_ref:  Converts a string into a hyper reference. 
lrc_int:  Converts a string into an integer. 
lrc_int_by_ref:  Converts a string into an integer reference. 

lrc_long:  Converts a string into a long integer. 
lrc_long_by_ref:  Converts a string into a long integer reference. 
lrc_short:  Converts a string into a short integer. 
lrc_short_by_ref:  Converts a string into a short integer reference. 
lrc_uhyper:  Converts a string to an unsigned 64 bit hyper integer. 
lrc_uhyper_by_ref:  Converts a string to an unsigned 64 bit hyper reference. 
lrc_uint:  Converts a string into an unsigned integer. 
lrc_unsigned_int:  Converts a string into an unsigned integer. 
lrc_uint_by_ref:  Converts a string into an unsigned integer reference. 
lrc_ulong:  Converts a string into an unsigned long. 
lrc_unsigned_long:  Converts a string into an unsigned long. 
lrc_ulong_by_ref:  Converts a string into an unsigned long reference 
lrc_ushort:  Converts a string into a short integer. 
lrc_unsigned_short  Converts a string into a short integer. 
lrc_ushort_by_ref:  Converts a string into a short reference. 

Assignment to Variants
lrc_variant_<Type-Name>Array:  Assigns an array of Type-Name to a variant.
lrc_variant_ascii_BSTR:  Assigns a string to an ascii BSTR value in a variant.
lrc_variant_bool:  Assigns a string to a Boolean value in a variant.
lrc_variant_BSTR:  Assigns a string to a BSTR in a variant. 
lrc_variant_BYTE:  Assigns a string to an unsigned char (byte) value stored in a variant. 
lrc_variant_char:  Assigns a string to a char type in a variant. 
lrc_variant_CoObject:  Assigns an IUnknown interface pointer to a variant. 
lrc_variant_currency:  Assigns a string to a currency value in a variant. 
lrc_variant_date:  Assigns a string to a date value in a variant. 
lrc_variant_DispObject:  Assigns an IDispatch interface pointer to a variant. 
lrc_variant_double:  Assigns a string into a double-type value in a variant. 
lrc_variant_float:  Assigns a string to a float-type value stored in a variant. 
lrc_variant_int:  Assigns a string to an integer in a variant. 
lrc_variant_long:  Assigns a string to a long integer stored in a variant. 
lrc_variant_scode:  Assigns a string to an error code value in a variant. 
lrc_variant_short:  Assigns a string to a short integer in a variant. 
lrc_variant_uint:  Assigns a string into an unsigned integer in a variant. 
lrc_variant_ulong:  Assigns a string to an unsigned long integer in a variant. 
lrc_variant_ushort:  Assigns a string to an unsigned short integer in a variant. 

Create New Variants                       
lrc_variant_empty:  Creates an empty variant. 
lrc_variant_null:  Creates a NULL variant. 
lrc_variant_variant_by_ref:  Creates a new variant containing an existing variant. 
lrc_variant_null_by_variant:  Converts a string to a null variant stored by another variant. 
lrc_variant_empty_by_variant:  Converts a string to a empty variant stored by another variant.

Assignment to Variants - By Reference and By Variant
lrc_variant_<Type-Name>Array_ by_ref: Returns a reference to an array of Type-Name in a variant.
lrc_variant_ascii_BSTR_by_ref:  Assigns a string to an ascii BSTR value stored by reference in a variant.
lrc_variant_BSTR_by_variant:  Assigns a string to an ascii BSTR value stored by a variant to a variant.
lrc_variant_bool_by_ref:  Assigns a string to a Boolean value stored by reference in a variant.
lrc_variant_bool_by_variant:  Assigns a string to a Boolean value stored by a variant to a variant.
lrc_variant_BSTR_by_ref:  Assigns a string to a BSTR value stored by reference in a variant.
lrc_variant_BYTE_by_ref  Assigns a string to a char (byte) stored by reference in a variant. 
lrc_variant_BYTE_by_variant:  Assigns a string to a char (byte) stored by a variant to a variant.
lrc_variant_char_by_ref:  Assigns a string to a char stored by reference in a variant.
lrc_variant_CoObject_by_ref:  Assigns an IUnknown interface pointer to a variant.
lrc_variant_CoObject_by_variant:  Assigns an IUnknown interface pointer to a variant of a variant.
lrc_variant_currency_by_ref:  Converts a string into a currency type value stored by reference in a variant.
lrc_variant_currency_by_variant:  Converts a string into a currency type value stored by a variant to a variant.
lrc_variant_date_by_ref:  Assigns a string to a date type value stored by reference in a variant.
lrc_variant_date_by_variant:  Assigns a string to a date type value stored by a variant to a variant.
lrc_variant_DispObject_by_ref:  Assigns an IDispatch interface pointer to a variant.
lrc_variant_DispObject_by_variant:  Assigns an IDispatch interface pointer to a variant of a variant.
lrc_variant_double_by_ref:  Assigns a string to a double-type value by reference into a variant.
lrc_variant_double_by_variant:  Converts a string to a double type value stored by a variant to a variant.
lrc_variant_float_by_ref:  Assigns a string to a float-type value stored by reference in a variant.
lrc_variant_float_by_variant:  Assigns a string to a float-type value stored by a variant to a variant.
lrc_variant_from_variant_by_ref:  Gets a variant from within a variant.
lrc_variant_int_by_ref:  Assigns a string to an integer stored by reference in a variant.
lrc_variant_long_by_ref:  Assigns a string to a long integer stored by reference in a variant.
lrc_variant_long_by_variant:  Assigns a string to a long integer stored by a variant to a variant.
lrc_variant_scode_by_ref:  Assigns a string to an error code value stored by reference in a variant.
lrc_variant_scode_by_variant:  Assigns a string to an error code value stored by a variant to a variant.
lrc_variant_short_by_ref:  Assigns a string to a short integer stored by reference in a variant.
lrc_variant_short_by_variant:  Assigns a string to a short integer stored by a variant to a variant.
lrc_variant_uint_by_ref:  Assigns a string to an unsigned integer stored by reference in a variant.
lrc_variant_ulong_by_ref:  Assigns a string to an unsigned long integer stored by reference in a variant.
lrc_variant_ushort_by_ref:  Assigns a string to an unsigned short integer stored by reference in a variant.