GetMetaData |
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Description
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Gets metadata (the methods, properties, and parameters of a component) associated with an object that is deployed on the ColdFusion server. This functionality, called introspection, lets applications dynamically determine how to use a component.
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Returns
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Key-value pairs, as a component descriptor data structure or as structured XML
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Category
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System functions
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Function syntax |
GetMetaData(object)
or, if used within a ColdFusion component:
GetMetaData(this)
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History
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ColdFusion MX: Added this function.
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Usage
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The this scope is available at runtime to the component body and to the invoked method's function body. It is used to read and write variables that are present during the life of the component.
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Component metadata contains at least the following keys:
- name: the component name
- path: an absolute path to the component
- extends: ancestor component metadata
- functions: an array of metadata for each component function
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Other component attributes are returned as additional keys.
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Function metadata contains at least the following keys:
- name: the function name
- parameters: an array of argument metadata
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Other function attributes are returned as additional keys.
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Argument metadata contains at least the following key:
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Other argument attributes are returned as additional keys.
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Property metadata contains at least the following key:
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Other property attributes are returned as additional keys.
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