| digraph { |
| compound=true |
| fontname="Inconsolata, Consolas" |
| fontsize=10 |
| margin="0,0" |
| ranksep=0.2 |
| penwidth=0.5 |
| |
| node [fontname="Inconsolata, Consolas", fontsize=10, penwidth=0.5] |
| edge [fontname="Inconsolata, Consolas", fontsize=10, arrowhead=normal] |
| |
| subgraph cluster1 { |
| margin="10,10" |
| labeljust="left" |
| label = "Before" |
| style=filled |
| fillcolor=gray95 |
| |
| node [shape=Mrecord, style=filled, colorscheme=spectral7] |
| |
| { |
| rank = same |
| b1 [label="{b:number|456}", fillcolor=6] |
| a1 [label="{a:number|123}", fillcolor=6] |
| } |
| |
| a1 -> b1 [style="dashed", label="Move", dir=back] |
| } |
| |
| subgraph cluster2 { |
| margin="10,10" |
| labeljust="left" |
| label = "After" |
| style=filled |
| fillcolor=gray95 |
| |
| node [shape=Mrecord, style=filled, colorscheme=spectral7] |
| |
| { |
| rank = same |
| b2 [label="{b:null|}", fillcolor=1] |
| a2 [label="{a:number|456}", fillcolor=6] |
| } |
| a2 -> b2 [style=invis, dir=back] |
| } |
| b1 -> b2 [style=invis] |
| } |