[Solved]-Label only 10 N in D3 graph nodes-d3.js

var width = 960,
    height = 500

var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height);

var force = d3.layout.force()
    .gravity(0.05)
    .distance(100)
    .charge(-100)
    .size([width, height]);

var json = 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// Let's add a random "connect" value to nodes:
json.nodes = json.nodes
  .map(n => { n.connect = Math.floor(Math.random() * 100) + 1; return n; })

// Let's get a list of the top 10 nodes based on the value of "connect":
// By the way, the sort would modify the nodes order of the json (which is
// important to draw the force layout) and thus we create a deep copy of the
// nodes to sort them:
var top10nodes = JSON.parse(JSON.stringify(json.nodes))
  .sort( function(a, b) { return b.connect - a.connect; })
  .slice(0, 9)
  .map(n => n.name);

// And we include a "top10" boolean on each node to able to later filter them
// when drawing the label:
json.nodes = json.nodes.map( function(d) {
  if (top10nodes.indexOf(d.name) > -1) d.top10 = true;
  return d;
});

force
    .nodes(json.nodes)
    .links(json.links)
    .start();

var link = svg.selectAll(".link")
    .data(json.links)
  .enter().append("line")
    .attr("class", "link");

var node = svg.selectAll(".node")
    .data(json.nodes)
  .enter().append("g")
    .attr("class", "node")
    .call(force.drag);

node.append("image")
    .attr("xlink:href", "https://github.com/favicon.ico")
    .attr("x", -8)
    .attr("y", -8)
    .attr("width", 16)
    .attr("height", 16);

node.filter( function(d) { return d.top10; }).append("text")
    .attr("dx", 12)
    .attr("dy", ".35em")
    .text(function(d) { return d.name });

force.on("tick", function() {
  link.attr("x1", function(d) { return d.source.x; })
      .attr("y1", function(d) { return d.source.y; })
      .attr("x2", function(d) { return d.target.x; })
      .attr("y2", function(d) { return d.target.y; });

  node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
});

.link {
  stroke: #ccc;
}

.node text {
  pointer-events: none;
  font: 10px sans-serif;
}

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