renderImage
尝试从 Internet 渲染图像时不起作用。当图像在本地机器上时它起作用。
output$myImage <- renderImage({
pfad <- "https://www.rstudio.com/wp-content/uploads/2014/03/blue-125.png"
list(src = pfad,
contentType = 'image/png',
width = 400,
height = 300,
alt = "This is alternate text")
}, deleteFile = F)
imageOutput("myImage")
最佳答案
您可以使用 tags$img
直接在 ui 中或在响应式上下文中:
library("shiny")
ui <- fluidPage(
fluidRow(
column(
6,
tags$img(src = "https://www.rstudio.com/wp-content/uploads/2014/03/blue-125.png")
),
column(
6,
uiOutput(outputId = "image")
)
)
)
server <- function(input, output) {
output$image <- renderUI({
tags$img(src = "https://www.rstudio.com/wp-content/uploads/2014/03/blue-125.png")
})
}
shinyApp(ui = ui, server = server)
关于r Shiny : renderImage from www,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36600451/