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available stored in <code>\recurselevel</code>, before as well as afterand is available for use anywhere within the second parenthesis where <code>whatever we want</code> stufftext is found.
System Macros/Loops and Recursion (view source)
Revision as of 15:51, 12 September 2023
, 15:51, 12 September 2023no edit summary
used in situations where Plain TeX's <code>\loop</code> macro
ungracefully fails. The current value of the counter is
<context source="yes">
Both <code>\recurselevel</code> and <code>\recursedepth</code> are
macros. The real conters counters are hidden from the user because
we don't want any interference.
=== {{cmd|doloopoverlist}} ===
<texcode>
\doloopoverlist {a, b, c} {current letter is: “\recursestring”\par}
</texcode>
As the command name reads, it loops over the list values.
<context source="yes">
\doloopoverlist
{a, b, c}
{current letter is: “\recursestring”\par}
</context>
{{cmd|recursestring}} is used instead of {{cmd|recurselevel}}.
<context source="yes">
\doloopoverlist{\tf,\ss,\tt}
{\bgroup\recursestring\doloopoverlist{\rm,\it,\bf,\bi,\sc}
{\bgroup\recursestring a̱ḇc̱ a̲b̲c̲\quad\egroup}\egroup\par}
</context>
It also allows commands, as contained in the previous code snippet.
=== {{cmd|dostepwiserecurse}} ===
