— Function: object-type object

Returns the sub-type of object as a symbol. The subtype will be one of the following symbols:

• ‘arc’
• ‘box’
• ‘bus’
• ‘circle’
• ‘complex’ (indicates a component object)
• ‘line’
• ‘net’
• ‘path’
• ‘picture’
• ‘pin’
• ‘text’

— Function: object-type? object type

Returns ‘#t’ if and only if object is an object and that its subtype is type, which should be a symbol.