私はD3とマップを試してきました。これまでに見たすべての例とチュートリアルは、GeoJSONからSVGを構築し、データを追加します。しかし、私はすでにhtmlにSVGマップを持っていて、D3でパスにデータを追加したいと思っています（そしてデータセットを切り替えることができますが、それは次のハードルです）。
パスにIDを追加しましたが、キー関数を使用してパスのIDをデータ内のIDと一致させる方法が見つかりません。
これが私の質問です：この種のマッチングは可能ですか、そしてどのようにですか？または、GeoJSONルートを使用する必要がありますか？
これが私の簡略化されたページとコードです：
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Bevolkingsprognose</title>
<script src="../d3/d3.v2.min.js"></script>
<style type="text/css">
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</style>
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<body>
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</svg>
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<script type="text/javascript">
//The data (province, datatype, year and value)
var data = [
{"provincie":"flevoland",
"type":"bevolking",
"jaar":2008,
"value":25},
{"provincie":"limburg",
"type":"bevolking",
"jaar":2008,
"value":25}
];
//Set the default selection
var selectedYear = 2008;
var selectedType = "bevolking";
//Make the data hierarchical
var nestedData = d3.nest()
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.key(function(d) {return d.jaar; })
.entries(data);
//Get the correct data
var mapdata = nestedData[selectedType][selectedYear];
//Get the SVG
var svg = d3.select("svg");
//Data koppelen aan provincie en mouseover/mouseout toevoegen
svg.selectAll("g.provincies path")
.data(mapdata)
.style("fill", function(d) { return d.value; });
</script>
</body>
</html>