Sequence: Span Labels Across Lifelines

A long label on a message that crosses intermediate lifelines; the lifelines stay visible around it (#1119).

sequence-span-labels-across-lifelines.mmd

sequenceDiagram
  participant A
  participant B
  participant C
  participant D
  A->>D: a label that spans the lifelines of B and C
  D-->>A: and a reply that also crosses them
  B->>C: adjacent
  A->>C: skips B

Output

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More Sequence diagram examples

Sequence: Basic Messages

Sequence: Participant Aliases

Sequence: Actor Stick Figures

Sequence: Arrow Types

Sequence: Activation Boxes

Sequence: Self-Messages