MACROMEDIA COLFUSION MX 7-CFML Reference page 622

Object
Parameter or Property
Query
Note: Use the This scope to access component metadata inside the CFC. The This scope is available
at runtime in the component body and in the CFC methods. It is used to read and write variables that
are present during the life of the component.
For more information, see "Using introspection to get information about components" in
Chapter 10, "Building and Using ColdFusion Components," in ColdFusion MX Developer's
Guide.
Example
The following example uses the
by the ColdFusion component browser. It also displays the names and data types of the fields in
the cfdocexamples database Employees table.
<!--- Create an instance of the Component Explorer utilities CFC.
and get its metadata --->
<cfscript>
componentutils = createObject("component", "cfide.componentutils.utils");
utilmetadata = getMetaData(componentutils);
</cfscript>
<h4>Metadata for the CFC component utilities</h4>
<cfdump var="#utilmetadata#">
<!--- use GetMetadata to get the names and data types of the fields in the
cfdocexamples Employees table --->
622 Chapter 3: ColdFusion Functions
Field Description
A structure containing the following fields:
default Value of the
any.
displayname Value of the
attribute, if any.
hint Value of the
any.
name Function parameter or CFC propery name.
required Value of the
any.
type Value of the
any.
userMetadata User-specified attributes in the
An array of structures containing the following elements:
IsCaseSensitive Boolean value indicating whether character data must be case
correct.
Name The column name.
TypeName The SQL data type (Omitted if the query object is created with
QueryNew without specifying types.)
cfdump
or
cfargument
or
cfargument
or
cfargument
or
cfargument
or
cfargument
tag to display metadata for the utilities CFC that is used
tag
cfproperty default
tag
cfproperty displayname
tag attribute, if
cfproperty hint
tag
cfproperty required
tag attribute, if
cfproperty type
tag.
argument
attribute, if
attribute, if