SIGLibreGirona | 2 C3 donut

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">

var d1 = [];
var d2 = [];

d3.json(url, function(error, json) {
  if (error) return console.warn(error);
  for (i = 0; i < json.length; i++) { 
    if (json[i][0][0] == "@" && json[i][1] > 12) {
      d1.push( json[i] ); 
    }
    if (json[i][0] != "#siglibre" && json[i][0][0] == "#" && json[i][1] > 4) {
      d2.push( json[i] ); 
    }
  }
  vis();
});

function vis() {
  var chart1 = c3.generate({
    bindto: '#chart1',
    data: {
        columns: d1,
        type : 'donut'
    },
    donut: {
        title: "@"
    }
});

var chart2 = c3.generate({
    bindto: '#chart2',
    data: {
        columns: d2,
        type : 'donut'
    },
    donut: {
        title: "#"
    }
});
}  
</script>
  
</body>
</html>

https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.6/d3.min.js

https://cdnjs.cloudflare.com/ajax/libs/c3/0.4.11/c3.min.js