Used for URLs, names of directories and files, options, and occasionally for emphasis.
Used for program listings, and for code items such as commands, options, switches, variables, attributes, keys, functions, types, classes, namespaces, methods, modules, properties, parameters, values, objects, events, event handlers, XML tags, HTML tags, macros, the contents of files, and the output from commands.
Constant width bold
Used in program listings to highlight an important part of the code.
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