在knitr / Sweave报告中，kable knitr函数booktabs=TRUE选项\addlinespace每第五行添加一个P1 & A & 10 & 11.016181 & 110.16181 & 44.95101 & 269.9745\\
P1 & B & 10 & 8.592386 & 85.92386 & 35.06083 & 210.5743\\
P1 & A & 100 & 120.610305 & 120.61031 & 58.61274 & 248.1857\\
P1 & B & 100 & 94.990728 & 94.99073 & 46.16245 & 195.4671\\
P2 & A & 1000 & 698.097191 & 69.80972 & 37.34843 & 130.4846\\
\addlinespace
P2 & B & 1000 & 837.649249 & 83.76492 & 44.81452 & 156.5690\\
P2 & A & 10000 & 10356.365176 & 103.56365 & 49.47422 & 216.7883\\
P2 & B & 10000 & 10214.989594 & 102.14990 & 48.79884 & 213.8289\\
\bottomrule
：
\addlinespace是否可以在使用booktabs=TRUE选项的情况下摆脱这些{{1}}？
答案 0 :(得分：30)
您可以将参数linesep = ""添加到kable。这将被传递到kable_latex，覆盖默认的
linesep = if (booktabs) c('', '', '', '', '\\addlinespace') else '\\hline'
示例：
kable(cars, format = "latex", booktabs = TRUE, linesep = "")