<subgraph> ( id -- subgraph )
Graphviz » Graphviz data structures

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Vocabulary
graphviz

Inputs

id

an object

Outputs

subgraph

a subgraph

Word description
Constructs an empty subgraph with the given id, which must be an object supported by the present word.

Notes
The empty string, "", counts as a distinct id. To create an anonymous subgraph, use <anon>.

Examples

USING: graphviz prettyprint ; "subg" <subgraph> subgraph? .
t

USING: accessors graphviz prettyprint ; 3.14 <subgraph> id>> .
"3.14"

USING: accessors graphviz prettyprint sequences ; "foo" <subgraph> statements>> empty? .
t

See also
subgraph, <anon>, <cluster>

Definition

USING: kernel present ;

IN: graphviz

: <subgraph> ( id -- subgraph )
    present V{ } clone subgraph boa ;