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添加带有TRUE/FALSE的列并将其显示为复选框_R_Datatable_Shiny - Fatal编程技术网

添加带有TRUE/FALSE的列并将其显示为复选框

添加带有TRUE/FALSE的列并将其显示为复选框,r,datatable,shiny,R,Datatable,Shiny,我有一列包含TRUE或FALSE值 data("mtcars") mtcars$Favorite <- "FALSE" 资料来源: 不知道如何使其工作,非常感谢任何帮助。这就是您要找的吗 library(shiny) library(DT) # dev from github runApp(list( ui = basicPage( h2('The mtcars data'), DT::dataTableOutput('mytable'), h2("Selec

我有一列包含
TRUE
FALSE

data("mtcars")
mtcars$Favorite <- "FALSE"
资料来源:


不知道如何使其工作,非常感谢任何帮助。

这就是您要找的吗

library(shiny)
library(DT) # dev from github
runApp(list(
  ui = basicPage(
    h2('The mtcars data'),
    DT::dataTableOutput('mytable'),
    h2("Selected"),
    tableOutput("checked")
  ),

  server = function(input, output) {
    # helper function for making checkbox
    shinyInput = function(FUN, len, id, ...) { 
      inputs = character(len) 
      for (i in seq_len(len)) { 
        inputs[i] = as.character(FUN(paste0(id, i), label = NULL, ...)) 
      } 
      inputs 
    } 
    # datatable with checkbox
    output$mytable = DT::renderDataTable({
      data.frame(mtcars,Favorite=shinyInput(checkboxInput,nrow(mtcars),"cbox_"))
    }, server = FALSE, escape = FALSE, options = list( 
      paging=FALSE,
      preDrawCallback = JS('function() { 
Shiny.unbindAll(this.api().table().node()); }'), 
      drawCallback = JS('function() { 
Shiny.bindAll(this.api().table().node()); } ') 
    ) )
    # helper function for reading checkbox
    shinyValue = function(id, len) { 
      unlist(lapply(seq_len(len), function(i) { 
        value = input[[paste0(id, i)]] 
        if (is.null(value)) NA else value 
      })) 
    } 
    # output read checkboxes
    output$checked <- renderTable({
      data.frame(selected=shinyValue("cbox_",nrow(mtcars)))
    })
  }
))
库(闪亮)
图书馆(DT)#github开发
runApp(列表(
ui=基本页面(
h2(“mtcars数据”),
DT::dataTableOutput('mytable'),
h2(“选定”),
表格输出(“已检查”)
),
服务器=功能(输入、输出){
#用于生成复选框的助手函数
shinyInput=函数(FUN,len,id,…{
输入=字符(len)
对于(i在seq_len(len)){
输入[i]=as.character(FUN(paste0(id,i),label=NULL,…)
} 
投入
} 
#带有复选框的数据表
输出$mytable=DT::renderDataTable({
data.frame(mtcars,Favorite=shinyInput(checkboxInput,nrow(mtcars),“cbox”))
},server=FALSE,escape=FALSE,options=list(
分页=假,
preDrawCallback=JS('function(){
.unbindAll(this.api().table().node();}'),
drawCallback=JS('function(){
.bindAll(this.api().table().node();}'))
) )
#用于读取复选框的帮助函数
shinyValue=函数(id,len){
unlist(lapply)(seq_len(len),函数(i){
值=输入[[paste0(id,i)]]
if(is.null(value))NA else值
})) 
} 
#输出读取复选框

输出$checked这可能会有帮助:就是这样,正是我想要的。谢谢。这是一个很好的解决方案。是否还有一个选项可以根据其他行的值跳过某些行的复选框?
library(shiny)
library(DT) # dev from github
runApp(list(
  ui = basicPage(
    h2('The mtcars data'),
    DT::dataTableOutput('mytable'),
    h2("Selected"),
    tableOutput("checked")
  ),

  server = function(input, output) {
    # helper function for making checkbox
    shinyInput = function(FUN, len, id, ...) { 
      inputs = character(len) 
      for (i in seq_len(len)) { 
        inputs[i] = as.character(FUN(paste0(id, i), label = NULL, ...)) 
      } 
      inputs 
    } 
    # datatable with checkbox
    output$mytable = DT::renderDataTable({
      data.frame(mtcars,Favorite=shinyInput(checkboxInput,nrow(mtcars),"cbox_"))
    }, server = FALSE, escape = FALSE, options = list( 
      paging=FALSE,
      preDrawCallback = JS('function() { 
Shiny.unbindAll(this.api().table().node()); }'), 
      drawCallback = JS('function() { 
Shiny.bindAll(this.api().table().node()); } ') 
    ) )
    # helper function for reading checkbox
    shinyValue = function(id, len) { 
      unlist(lapply(seq_len(len), function(i) { 
        value = input[[paste0(id, i)]] 
        if (is.null(value)) NA else value 
      })) 
    } 
    # output read checkboxes
    output$checked <- renderTable({
      data.frame(selected=shinyValue("cbox_",nrow(mtcars)))
    })
  }
))