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如何组合R ifelse()和kable()_R_R Markdown_Kable_Kableextra - Fatal编程技术网

如何组合R ifelse()和kable()

如何组合R ifelse()和kable(),r,r-markdown,kable,kableextra,R,R Markdown,Kable,Kableextra,我定期运行R标记脚本,其中包含我称之为违反者的条件表。下面是一个示例数据帧: df <- data.frame(Person = c("Jack", "Jill"), Violator = c("F", "F")) #> Person Violator #> 1 Jack F #> 2 Jill F 我认为,这种简单的方法应该有效: ```{r} temp <- df %>% filter(Violator == "

我定期运行R标记脚本,其中包含我称之为违反者的条件表。下面是一个示例数据帧:

df <- data.frame(Person = c("Jack", "Jill"), Violator = c("F", "F"))

#>   Person Violator
#> 1   Jack        F
#> 2   Jill        F

我认为,这种简单的方法应该有效:

```{r}
temp <- df %>% filter(Violator == "T")

if(nrow(temp) != 0){
kable(temp, "html", align = "l") %>%
  kable_styling("striped", "hover", full_width = F) %>%
  column_spec(1, bold = T, background = "#FFFFFF") %>%
  collapse_rows(columns = 1)
}
```

我认为,这种简单的方法应该有效:

```{r}
temp <- df %>% filter(Violator == "T")

if(nrow(temp) != 0){
kable(temp, "html", align = "l") %>%
  kable_styling("striped", "hover", full_width = F) %>%
  column_spec(1, bold = T, background = "#FFFFFF") %>%
  collapse_rows(columns = 1)
}
```

在将数据帧传递给kable之前,请尝试对其进行过滤。例如,df%>%FilterVolator==T%>%kablehtml,align=l%>%等等@Andrew刚刚尝试过,但我得到了相同的错误下标。除非我误解了你的意思,否则我认为kable无法打印0大小的表格。df%>%FilterVolator==T将返回一个包含0行的表。执行df1%FilterVolator==T,然后检查nrowdf1>0的条件,并对df1应用kable。抱歉-误读您的问题!!!在将数据帧传递给kable之前,请尝试对其进行过滤。例如,df%>%FilterVolator==T%>%kablehtml,align=l%>%等等@Andrew刚刚尝试过,但我得到了相同的错误下标。除非我误解了你的意思,否则我认为kable无法打印0大小的表格。df%>%FilterVolator==T将返回一个包含0行的表。执行df1%FilterVolator==T,然后检查nrowdf1>0的条件,并对df1应用kable。抱歉-误读您的问题!!!您可以使用anydf$Violator==TRUEPoGibas来代替创建其他对象:从问题中,df$Violator包含字符串值T或F。您的测试anydf$Violator==TRUE将始终返回FALSE,因为TRUE将转换为字符串值TRUE进行比较。您可以使用anydf$Violator==TRUEPoGibas代替创建其他对象:从问题中,df$Violator包含字符串值T或F。您的测试anydf$Violator==TRUE将始终返回FALSE,因为TRUE将转换为字符串值TRUE进行比较。