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| -rw-r--r-- | manual/appendix/wps_tags.tex | 20 |
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diff --git a/manual/appendix/wps_tags.tex b/manual/appendix/wps_tags.tex index 703cded..acaeb18 100644 --- a/manual/appendix/wps_tags.tex +++ b/manual/appendix/wps_tags.tex @@ -493,8 +493,28 @@ Example: \config{\%ax\%V(\dots)} & If / Else: Evaluate for true or false case \\ \config{\%?xx<alt1|alt2|\tabnlindent{}alt3|\dots|else>} & Enumerations: Evaluate for first / second / third / \dots / last condition \\ +\config{\%if(tag, operator, operand, [option count])} + & Allows very simple comparisons with other tags.\newline + \config{tag}: the tag to check against.\newline + \config{operator}: the comparison to perform - possible options are =, !=, + >, >=, <, <=\newline + \config{operand}: either a second tag, a number, or text.\newline + \config{[option count]}: optional parameter used to select which parameter + of a tag to use when the tag has multiple options, e.g. \%?pv<a|b|c|d>\\ \end{tagmap} +Examples of the \%if tag:\\ + +\config{\%?if(\%pv, >=, 0)<Clipping possible|Volume OK>} will display ``Clipping + possible'' if the volume is higher than or equal to 0 dB, ``Volume OK'' if it + is lower.\\ + +\config{\%?if(\%ia, =, \%Ia)<same artist>} -- this artist and the next artist + are the same.\\ + +\note{When performing a comparison against a string tag such as \%ia, only = and + != work, and the comparison is not case sensitive.} + \section{Subline Tags} \begin{tagmap} |