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Rails从ajax调用渲染视图(Rails Rendering view from ajax call)

我正在尝试使用ajax将params发送到控制器后呈现视图。 由于项目结构,我不得不走这条路线但是控制台返回:

Started POST "/rate" for 127.0.0.1 at 2016-02-17 19:49:42 -0500
Processing by PageController#yourrate as */*
  Rendered page/yourrate.html.erb within layouts/application (0.5ms)
  Rendered Shared_Templates/_navbar.html.erb (0.5ms)
  Rendered Shared_Templates/_footer.html.erb (0.0ms)
Completed 200 OK in 188ms (Views: 187.1ms | ActiveRecord: 0.0ms)

我的ajax电话是:

$.ajax({
  url:"rate",
  type: "post",
  data: "start=" + start + "&finish=" + finish + "&duration=" + duration + "&distance=" + distance,
  success: function(){
    alert("Saved Successfully, distance: " + distance); //just for testing purposes.
  },
  error:function(){
    alert("Error");
  }
});

并且我的控制器具有属性,其中params被分配给我正在传递的。


I'm trying to render a view after sending params to the controller using ajax. I had to go this route due to the project structure but console returns:

Started POST "/rate" for 127.0.0.1 at 2016-02-17 19:49:42 -0500
Processing by PageController#yourrate as */*
  Rendered page/yourrate.html.erb within layouts/application (0.5ms)
  Rendered Shared_Templates/_navbar.html.erb (0.5ms)
  Rendered Shared_Templates/_footer.html.erb (0.0ms)
Completed 200 OK in 188ms (Views: 187.1ms | ActiveRecord: 0.0ms)

and my ajax call is:

$.ajax({
  url:"rate",
  type: "post",
  data: "start=" + start + "&finish=" + finish + "&duration=" + duration + "&distance=" + distance,
  success: function(){
    alert("Saved Successfully, distance: " + distance); //just for testing purposes.
  },
  error:function(){
    alert("Error");
  }
});

and my controller has attributes with params being assigned to them that i'm passing.


原文:https://stackoverflow.com/questions/35470894
更新时间:2022-12-26 08:12

最满意答案

嗨,当你过滤data.frame使用%in%而不是==因为你比较的两个矢量不具有相同的长度,例如:

df1 <- reactive({
  df[df$OperatingUnit %in% input$check1 & df$indicator %in% input$check2, ]
})

对于第二个“全选”按钮,如果您希望在单击它时发生某些事情,则必须在您的服务器中放置一个observeEvent

observeEvent(input$all1, {
  if (is.null(input$check2)) {
    updateCheckboxGroupInput(
      session = session, inputId = "check2", selected = paste(indi)
    )
  } else {
    updateCheckboxGroupInput(
      session = session, inputId = "check2", selected = ""
    )
  }
})

Hi when you filter your data.frame use %in% instead of == because the two vectors you compare don't have the same length, e.g. :

df1 <- reactive({
  df[df$OperatingUnit %in% input$check1 & df$indicator %in% input$check2, ]
})

For the second "select all" button you have to put an observeEvent in your server if you want that something happen if you click on it :

observeEvent(input$all1, {
  if (is.null(input$check2)) {
    updateCheckboxGroupInput(
      session = session, inputId = "check2", selected = paste(indi)
    )
  } else {
    updateCheckboxGroupInput(
      session = session, inputId = "check2", selected = ""
    )
  }
})

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