This article introduces Zhijian, a local mind map editor based on Avalonia, supporting blank creation, folder loading, precise onboarding guidance, macOS shortcut adaptation, outline/Markdown/mind map synchronization, node notes, thumbnails, zoom, canvas dragging, and Markdown/OPML/XMind file exchange.
校验 IBAN 编号并解析国家代码、校验位和 BBAN。