29.3.1.2 Understanding how browse macros employ macro variables

The definition of each browse macro includes predefined macro variables for a destination for the link and for a label. Table 29-1 shows the default values of the link destination and link label used in <$_prev> and <$_next> for each file position.

Table 29-1 Default destination and label values for browse macros

Macro

File position in sequence

Destination value

Label value

<$_prev>

First file produced from root map

None (no destination code)

At Start

All other files

<$$_prevfile>

<$$_prevtitle>

<$_next>

Last file produced from root map

None (no destination code)

At End

All other files

<$$_nextfile>

<$$_nexttitle>

Table 29-2 shows the meanings of the macro variables used in browse-macro definitions.

Table 29-2 Component macro variables for browse macros

Macro

Macro variable

Description

<$_prev>

<$$_prevfile>

File name of preceding file

<$$_prevtitle>

Title of preceding file

<$_next>

<$$_nextfile>

File name of following file

<$$_nexttitle>

Title of following file

Either macro 

<$$_currfile>

File name of current file

<$$_currtitle>

Title of current file (the one used in HTML <title> element)

See §27.7 Referencing split and extract files for additional macro variables that refer to file names and titles of split and extracted files.

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29.3.1.1 Understanding how browse macros vary by file position

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