knit_child in a Rmd file is printing unwanted output

Question

I had succesfully used knit_child for generating pdf files, following the code of http://yihui.name/knitr/demo/child/, but when I try to use that example in a

Answer 1

You can collect the results in out, and write it to the output later in an inline R expression, e.g.

```{r include=FALSE}
out = NULL
for (p in c("p1","p2","p3","p4","p5","p6","p7","p8","p9","p10")) {
  out = c(out, knit_child('quick_variable.Rmd'))
}
```
`r paste(out, collapse='\n')`