parameter summary
#### Availability
Flash MX 2004.
#### Description
The Parameter object type is accessed from the componentInstance.parameters (../ComponentInstance_object/componentInstance.md) array (which corresponds to the component Property inspector in the authoring tool).
#### Method summary
The following methods are available for the Parameter object:
| Method | Description |
|-----------------------------------------|------------------------------------------------------------------------------------|
| parameter.insertItem() (../Parameter_object/paramete1.md) | Inserts an item into an object or array. |
| parameter.removeItem() (../Parameter_object/paramete4.md) | Removes an element of the object or array type of a screen or component parameter. |
#### Property summary
The following properties are available for the Parameter object:
<table><thead><tr class="header"><th><strong>Property</strong></th><th><strong>Description</strong></th></tr></thead><tbody><tr class="odd"><td><a href="../Parameter_object/parameter.md">parameter.category</a></td><td><p>A string that specifies the category property for the screen parameter or</p><p>componentInstance parameter.</p></td></tr><tr class="even"><td><a href="../Parameter_object/paramete2.md">parameter.listIndex</a></td><td>An integer that specifies the value of the selected list item.</td></tr><tr class="odd"><td><a href="../Parameter_object/paramete3.md">parameter.name</a></td><td>Read-only; a string that specifies the name of the parameter.</td></tr><tr class="even"><td><a href="../Parameter_object/paramete5.md">parameter.value</a></td><td>Corresponds to the Value field in the Parameters tab of the Component inspector, the Parameters tab of the Property inspector, or the screen Property inspector.</td></tr><tr class="odd"><td><a href="../Parameter_object/paramete6.md">parameter.valueType</a></td><td>Read-only; a string that indicates the type of the screen or component parameter.</td></tr><tr class="even"><td><a href="../Parameter_object/paramete7.md">parameter.verbose</a></td><td>Specifies where the parameter is displayed.</td></tr></tbody></table>
<span id="parameter.category" class="anchor"></span>