Doc > Expressions > copy

The copy expression allows the copy SOP node to evaluates its input graph multiple times, and vary its result each time.

Description

It takes 2 or 3 arguments

copy(<input_index_or_node_path>, , )

• <input_index_or_node_path> is a number or a string
• <default_value> is a number
• <attribute_name> is the attribute that will be stamped

Usage

• copy('../copy1', 0, 'i') - returns the index of each evaluation
• copy('../copy1', 0) - returns the index of each evaluation
• copy('../copy1') - returns the index of each evaluation