連結
把平均行程時間的數值方塊連結到一個包含更多行程時間細節的頁面。
本練習屬於課程
使用 flexdashboard 建立儀表板
練習說明
- 將「Median Trip Length」數值方塊連結到 Trip Duration 頁面。
- Knit 並展開 HTML 檢視器，然後試著點擊連結。
動手互動練習
試著完成這個範例程式碼，體驗一下這個練習。
{"my_document.Rmd":"---\ntitle: \"Bike Shares Daily\"\noutput: \n flexdashboard::flex_dashboard:\n orientation: columns\n vertical_layout: fill\n---\n\n```{r setup, include=FALSE}\nlibrary(flexdashboard)\nlibrary(readr)\nlibrary(tidyverse)\nlibrary(lubridate)\nlibrary(plotly)\n\ntrips_df <- read_csv('https://assets.datacamp.com/production/course_6355/datasets/sanfran_bikeshare_joined_oneday.csv')\n```\n\nOverview\n====================================================\n\nColumn {data-width=650}\n-----------------------------------------------------------------------\n\n### Origins\n\n\nColumn {data-width=350}\n-----------------------------------------------------------------------\n\n### Median Trip Length\n\n```{r}\n\nmedian_min <- median(trips_df$duration_sec / 60) %>% round(digits = 1)\n\nvalueBox(median_min, \n caption = 'Median Trip Duration (Minutes)', \n icon = 'fa-clock-o')\n\n\n```\n\n### % Short Trips\n\n\n### Trips by Start Time\n\n\nTrip Duration\n====================================================\n\n### Trip Durations\n\n```{r}\n\nduration_plot <- trips_df %>%\n mutate(`Trip Duration (min)` = duration_sec / 60) %>%\n ggplot(aes(x = `Trip Duration (min)`)) +\n theme_bw() +\n geom_histogram(binwidth = 1) +\n ylab('# Trips')\n\nduration_plot %>% ggplotly()\n\n```\n\n\n"}