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15.5 Flags: @set, @clear, conditionals, and @value ¶

You can direct the Texinfo formatting commands to format or ignore parts of a Texinfo file with the @set, @clear, @ifset, and @ifclear commands. Here is a summary:

@set flag [value]

Set the variable flag, to the optional value if specified.

@clear flag

Undefine the variable flag, whether or not it was previously defined.

@ifset flag

If flag is set, text through the next @end ifset command is formatted. If flag is clear, text through the following @end ifset command is ignored.

@inlineifset{flag, text}

Brace-delimited version of @ifset.

@ifclear flag

If flag is set, text through the next @end ifclear command is ignored. If flag is clear, text through the following @end ifclear command is formatted.

@inlineifclear{flag, text}

Brace-delimited version of @ifclear.

• @set and @value
• @ifset and @ifclear
• @inlineifset and @inlineifclear
• @value Example