Add highcharter example for varying virtual corpora
Change-Id: I97de60fdc3d0b6f397661099f08da8fccc2f45d4
diff --git a/R/highcharter-helper.R b/R/highcharter-helper.R
index cff6093..b33689a 100644
--- a/R/highcharter-helper.R
+++ b/R/highcharter-helper.R
@@ -17,6 +17,18 @@
#' as.alternatives = TRUE) %>%
#' hc_freq_by_year_ci(as.alternatives = TRUE)
#'
+#' kco <- new("KorAPConnection", verbose = TRUE)
+#' expand_grid(
+#' condition = c("textDomain = /Wirtschaft.*/", "textDomain != /Wirtschaft.*/"),
+#' year = (2005:2011)
+#' ) %>%
+#' cbind(frequencyQuery(
+#' kco,
+#' "[tt/l=Heuschrecke]",
+#' paste0(.$condition, " & pubDate in ", .$year)
+#' )) %>%
+#' hc_freq_by_year_ci()
+#'
hc_freq_by_year_ci <- function(df, as.alternatives = F, ylabel = if(as.alternatives) "%" else "ipm") {
title <- ""
df <- df %>%