Joy Online Manual

About Joy's Objective-C commands

Joy provides a number of commands to inspect and modify the Objective-C run-time. All commands start with the objc: prefix and are described in this section of the Joy manual.  In addition, the following commands similar to Objective-C are supported:

object messageName ?arg1 arg2 ...?
  Messaging like in Objective-C. The arguments may be written between the parts of messageName separated by colons. Brackets are only needed for nesting.

[constant]
Returns the value of a constant (e.g. [NULL] returns char@0x0).

* id
Shorthand for id cString - converts an NSString into a Tcl string.

@ string
Shorthand for NSString stringWithCString: string - converts a Tcl string into an NSStringstring needs only be quoted when containing spaces.

See the Language Summary for a more detailed overview of Joy's Objective-C commands.

Index