Using external files

• About external files
• Loading and saving files
• Sentinel lines
• External files without sentinels
• Using @file trees
• Top-level markup
• Section references
• Section definitions
• The @others directive
• References & expansions
• Indentation
• More about indentation
• More about expansions
• Orphan nodes
• A common pattern
• SpamClass
• EggsClass
• Alternatives to @file
• Using @auto nodes
• @auto example
• Using @edit nodes