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A name that identifies a parameter in a command string. Keywords can be entered in their entirety or as abbreviations identified in the syntax diagram for the command.
A four-character code that uniquely identifies a descriptor record inside another descriptor record. In Apple Event Manager functions, constants are typically used to represent the four-character codes.
An identifier or character string reserved for some purpose such as image header parameters.
See command keyword.
An identifier used to categorize conversations.
An identifier with a trailing colon, such as ifTrue: . Keywords are used in keyword message
(1) A name or symbol that identifies a parameter. (2) The part of a command operand that consists of a specific character string (such as DSNAME=).
A kind of token, used for names/identifiers reserved by Java with immutable meanings.
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