我一直在通过R-Studio使用Knitr,我觉得它非常简洁.不过我有个小问题.当我在R-Chunk中源文件时,knitr输出包括如下外部注释:
+ FALSE Loading required package: ggplot2
+ FALSE Loading required package: gridExtra
+ FALSE Loading required package: grid
+ FALSE Loading required package: VGAM
+ FALSE Loading required package: splines
+ FALSE Loading required package: stats4
+ FALSE Attaching package: 'VGAM'
+ FALSE The following object(s) are masked from 'package:stats4':
我曾try 以各种方式设置R-chunk选项,但似乎仍无法避免这个问题:
```{r echo=FALSE, cache=FALSE, results=FALSE, warning=FALSE, comment=FALSE, warning=FALSE}
source("C:/Rscripts/source.R");
```
有没有办法把这些信息注释掉?