Question

我希望每个页面都有一个侧边栏。

我不想在所有页面上都使用sidebar，因为某些页面我不希望使用它。

这就是为什么我使用Inputs {.sidebar}和Outputs的原因。

但是，问题是在Second页中，边栏没有反应。如果我更改日期范围，则绘图不会像第一页Intro一样进行更新。

---
title: "Untitled"
author: "George"
date: "12/3/2018"
output:
    flexdashboard::flex_dashboard
runtime: shiny
---

```{r global, include=FALSE}
knitr::opts_chunk$set(echo = FALSE)
library(flexdashboard)
library(dplyr)
library(lubridate)
library(ggplot2)


dates <- c("01/01/18 1:00:00 PM" ,"01/01/18 1:01:00 PM",
           "01/01/18 1:02:00 PM" ,"01/01/18 1:03:00 PM",
           "01/01/18 1:04:00 PM" ,"01/01/18 1:05:00 PM",
           "02/01/18 1:00:00 PM" , "02/01/18 1:10:00 PM",
           "03/01/18 1:06:00 PM" ,"03/01/18 1:07:00 PM",
           "03/01/18 1:08:00 PM" ,"03/01/18 1:09:00 PM",
           "03/01/18 1:10:00 PM" ,"03/01/18 1:11:00 PM")

x <- c(1,2,3,4,5,6,7,8,9,10,11,12,13,14)
y <- c(11,22,33,44,55,66,77,88,99,100,111,112,113,114)

datfr <- data.frame(dates, x, y)

datfr$dates <- dmy_hms(datfr$dates)
```

Intro
========================================================================

Inputs {.sidebar}
--------------------------------------------------------------------
```{r}
dateRangeInput('dateSelect', 'Date Range', start = min(datfr$dates),
               end = "2018-01-03", min = min(datfr$dates),
               max = max(datfr$dates))
dateRange <- reactive({
  datfr %>%
  filter(dates >= input$dateSelect[1] & dates <= input$dateSelect[2])
})
```

Outputs
-----------------------------------------------------------------------

### Chart


```{r}
renderPlot({
  ggplot(dateRange(), aes(x, y)) +
    geom_point()
})

```

Column
------------------------------------------------------------

Hi thgere


Second
====================================================

Inputs {.sidebar}
--------------------------------------------------------------------
```{r}


dateRangeInput('dateSelect', 'Date Range', start = min(datfr$dates),
               end = "2018-01-03", min = min(datfr$dates),
               max = max(datfr$dates))

```


Outputs
-------------------------------------------------------------------


### Here

```{r}

df_by_day <- datfr %>%
    dplyr::mutate(
        new_x = (x + 10),
        new_y = (y + 20),
    )


dateRange2 <- reactive({
  df_by_day %>%
  filter(dates >= input$dateSelect[1] & dates <= input$dateSelect[2])
})


renderPlot({

ggplot(dateRange2(), aes(x, y)) +
  geom_point()

})
```


Don't want sidebar here
==================================================

NO

Answer 1

输入标识符必须唯一。

您可以将第二个dateRangeInput()重命名为'dateSelect2'，并在dateRange2 <- reactive({ ... ; input$dateSelect2 ; ... })中相应地使用它。

使用侧边栏时第二页没有更新

1 个答案: