Sequence diagram if then else code#

A Sequence diagram shows the interaction information with an emphasis on the time sequence. In alternative combination fragments, the 'else' guard is not required and if an operand does not have an explicit guard on it, then the 'else' guard is to be assumed.

You can right click on a diagram to save it as SVG, PNG or JPG files to your local disk.Īlso, you can right click on a diagram to copy it in your clipboard. The Sequence diagram is a type of Interaction diagram (which falls under the behavioral diagramming family) that focuses on the Message interchange between various Lifelines. The second sequence is called when the balance is not greater than or equal to the amount because of the 'else' guard. :root %% in the first line of mermaid diagram to config mermaid details like below: 6 represents the nested if else message sending statement in the form of sequence diagram. For example, add following CSS in Custom CSS, and you will get: UML Sequence diagram of nested if else Fig. You could change CSS variable -sequence-theme to set theme for sequence diagrams, supported value are simple (default) and hand.

Sequence diagram if then else code#

This feature uses js-sequence, which turns the following code block into a rendered diagram: ```sequenceįor more details, please see this syntax explanation. Not only if else,You can show loops, breaks and parallel etc. Therefore, we still recommend you to insert an image of these diagrams instead of write them in Markdown directly. There is a good example in this IBM DeveloperWorks article. In that case you would use an alt fragment: The guard appears inside the segments of the fragment. Besides, you should also notice that diagrams is not supported by standard Markdown, CommonMark or GFM. When exporting as HTML, PDF, epub, docx, those rendered diagrams will also be included, but diagrams features are not supported when exporting markdown into other file formats in current version. Typora supports some Markdown extensions for diagrams, to use this feature, first please enable Diagrams in Preferences Panel → Markdown section.