Funnel Chart with rCharts and Highcharts

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<pre><code class='r'># install from html_assets branch
# install_github(&quot;rCharts&quot;, &quot;ramnathv&quot;, ref = &quot;html_assets&quot;)

# utility function to convert data frame to format required for funnel
make_dataset = function(x, y, data){
  require(rCharts)
  toJSONArray2(data[c(x, y)], json = F, names = F)
}

options(stringsAsFactors = F)
dat = data.frame(
  x = c('Visits', 'Downloads', 'Requested price list', 'Invoice', 'Finalized'),
  y = c(15654, 4064, 1987, 976, 846)
)

h1 &lt;- Highcharts$new()
h1$chart(type = 'funnel')
h1$series(data = make_dataset('x', 'y', dat))
h1$addAssets(js = 'https://github.highcharts.com/rambera/modules/funnel.js')
h1
</code></pre>
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"width":    700,
"height":    400,
"credits": {
 "href": null,
"text": null 
},
"exporting": {
 "enabled": false 
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"title": {
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"yAxis": {
 "title": {
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} 
},
"chart": {
 "type": "funnel",
"renderTo": "chart11991316c1a22" 
},
"series": [
 {
 "data": [
 [
 "Visits",
 15654 
],
[
 "Downloads",
  4064 
],
[
 "Requested price list",
  1987 
],
[
 "Invoice",
   976 
],
[
 "Finalized",
   846 
] 
] 
} 
],
"id": "chart11991316c1a22" 
});
        });
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Modified http://code.jquery.com/jquery-1.9.1.min.js to a secure url

Modified http://code.highcharts.com/highcharts.js to a secure url

Modified http://code.highcharts.com/highcharts-more.js to a secure url

Modified http://code.highcharts.com/modules/exporting.js to a secure url

Modified http://github.highcharts.com/rambera/modules/funnel.js to a secure url

Modified http://cdnjs.cloudflare.com/ajax/libs/prettify/188.0.0/prettify.js to a secure url

https://code.jquery.com/jquery-1.9.1.min.js

https://code.highcharts.com/highcharts.js

https://code.highcharts.com/highcharts-more.js

https://code.highcharts.com/modules/exporting.js

https://github.highcharts.com/rambera/modules/funnel.js

https://cdnjs.cloudflare.com/ajax/libs/prettify/188.0.0/prettify.js