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wtsnjp/seq2seq_map.tex

Created August 9, 2018 18:05
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seq2seq_map.tex
%#!lualatex
\documentclass{article}
\usepackage{expl3}
\begin{document}
\ExplSyntaxOn
\cs_generate_variant:Nn \seq_set_split:Nnn { Nnx }
\cs_new:Npn \my_test:n #1 {
\int_eval:n { #1 * 3 } |
}
\seq_new:N \l_number_seq
\seq_new:N \l_res_seq
\seq_set_split:Nnn \l_number_seq { | } {
1 | 2 | 3
}
\seq_set_split:Nnx \l_res_seq { | } {
\seq_map_function:NN \l_number_seq \my_test:n
}
\seq_pop_right:NN \l_res_seq \l_tmpa_tl
\seq_show:N \l_res_seq
\ExplSyntaxOff
\end{document}
% vim: ft=expl3 nospell:
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