D3 Examples - Scatter Plot Chart // source http://jsbin.com/xuwotan

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>Scatter Plot Chart</title>
    <link rel="stylesheet" type="text/css" href="../../css/styles.css"/>
    <script type="text/javascript" src="../../lib/d3.js"></script>
  <script src="https://d3js.org/d3.v4.min.js"></script>
</head>
​
<body>
​
<script type="text/javascript">
    function scatterPlotChart() {
        var _chart = {};
        var _width = 500, _height = 500,
                _margins = {top: 30, left: 30, right: 30, bottom: 30},
                _x, _y,
                _data = [],
                _colors = d3.scaleOrdinal(d3.schemeCategory10),
                _svg,
                _bodyG,
                _symbolTypes = d3.scaleOrdinal() // <-A
                        .range([d3.symbolCircle,
                            d3.symbolCross,
                            d3.symbolDiamond,
                            d3.symbolSquare,
                            d3.symbolStar,
                            d3.symbolTriangle,
                            d3.symbolWye
                        ]);
        _chart.render = function () {
            if (!_svg) {
                _svg = d3.select("body").append("svg")
                        .attr("height", _height)
                        .attr("width", _width);
                renderAxes(_svg);
                defineBodyClip(_svg);
            }
            renderBody(_svg);
        };
        function renderAxes(svg) {
            var axesG = svg.append("g")
                    .attr("class", "axes");
            renderXAxis(axesG);
            renderYAxis(axesG);
        }
        function renderXAxis(axesG){
            var xAxis = d3.axisBottom()
                    .scale(_x.range([0, quadrantWidth()]));
            axesG.append("g")
                    .attr("class", "x axis")
                    .attr("transform", function () {
                        return "translate(" + xStart() + "," + yStart() + ")";
                    })
                    .call(xAxis);
            d3.selectAll("g.x g.tick")
                .append("line")
                    .classed("grid-line", true)
                    .attr("x1", 0)
                    .attr("y1", 0)
                    .attr("x2", 0)
                    .attr("y2", - quadrantHeight());
        }
        function renderYAxis(axesG){
            var yAxis = d3.axisLeft()
                    .scale(_y.range([quadrantHeight(), 0]));
            axesG.append("g")
                    .attr("class", "y axis")
                    .attr("transform", function () {
                        return "translate(" + xStart() + "," + yEnd() + ")";
                    })
                    .call(yAxis);
             d3.selectAll("g.y g.tick")
                .append("line")
                    .classed("grid-line", true)
                    .attr("x1", 0)
                    .attr("y1", 0)
                    .attr("x2", quadrantWidth())
                    .attr("y2", 0);
        }
        function defineBodyClip(svg) {
            var padding = 5;
            svg.append("defs")
                    .append("clipPath")
                    .attr("id", "body-clip")
                    .append("rect")
                    .attr("x", 0 - padding)
                    .attr("y", 0)
                    .attr("width", quadrantWidth() + 2 * padding)
                    .attr("height", quadrantHeight());
        }
        function renderBody(svg) {
            if (!_bodyG)
                _bodyG = svg.append("g")
                        .attr("class", "body")
                        .attr("transform", "translate("
                            + xStart() + ","
                            + yEnd() + ")")
                        .attr("clip-path", "url(#body-clip)");
            renderSymbols();
        }
        function renderSymbols() { // <-B
            _data.forEach(function (list, i) {
                var symbols = _bodyG.selectAll("path._" + i)
                        .data(list);
                symbols.enter()
                        .append("path")
                    .merge(symbols)
                        .attr("class", "symbol _" + i)
                        .classed(_symbolTypes(i), true)
                    .transition() // <-C
                        .attr("transform", function(d){
                            return "translate(" // <-D
                                    + _x(d.x)
                                    + ","
                                    + _y(d.y)
                                    + ")";
                        })
                        .attr("d",
                            d3.symbol() // <-E
                                .type(_symbolTypes(i))
                        );
            });
        }
        function xStart() {
            return _margins.left;
        }
        function yStart() {
            return _height - _margins.bottom;
        }
        function xEnd() {
            return _width - _margins.right;
        }
        function yEnd() {
            return _margins.top;
        }
        function quadrantWidth() {
            return _width - _margins.left - _margins.right;
        }
        function quadrantHeight() {
            return _height - _margins.top - _margins.bottom;
        }
        _chart.width = function (w) {
            if (!arguments.length) return _width;
            _width = w;
            return _chart;
        };
        _chart.height = function (h) {
            if (!arguments.length) return _height;
            _height = h;
            return _chart;
        };
        _chart.margins = function (m) {
            if (!arguments.length) return _margins;
            _margins = m;
            return _chart;
        };
        _chart.colors = function (c) {
            if (!arguments.length) return _colors;
            _colors = c;
            return _chart;
        };
        _chart.x = function (x) {
            if (!arguments.length) return _x;
            _x = x;
            return _chart;
        };
        _chart.y = function (y) {
            if (!arguments.length) return _y;
            _y = y;
            return _chart;
        };
        _chart.addSeries = function (series) {
            _data.push(series);
            return _chart;
        };
        return _chart;
    }
    function randomData() {
        return Math.random() * 9;
    }
    function update() {
        for (var i = 0; i < data.length; ++i) {
            var series = data[i];
            series.length = 0;
            for (var j = 0; j < numberOfDataPoint; ++j)
                series.push({x: randomData(), y: randomData()});
        }
        chart.render();
    }
    var numberOfSeries = 5,
        numberOfDataPoint = 11,
        data = [];
    for (var i = 0; i < numberOfSeries; ++i)
        data.push(d3.range(numberOfDataPoint).map(function (i) {
            return {x: randomData(), y: randomData()};
        }));
    var chart = scatterPlotChart()
            .x(d3.scaleLinear().domain([0, 10]))
            .y(d3.scaleLinear().domain([0, 10]));
    data.forEach(function (series) {
        chart.addSeries(series);
    });
    chart.render();
</script>
​
<div class="control-group">
    <button onclick="update()">Update</button>
</div>
​
​
<script id="jsbin-source-html" type="text/html">
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>Scatter Plot Chart</title>
    <link rel="stylesheet" type="text/css" href="../../css/styles.css"/>
    <script type="text/javascript" src="../../lib/d3.js"><\/script>
  <script src="https://d3js.org/d3.v4.min.js"><\/script>
</head>
​
<body>
​
<script type="text/javascript">
    function scatterPlotChart() {
        var _chart = {};
        var _width = 500, _height = 500,
                _margins = {top: 30, left: 30, right: 30, bottom: 30},
                _x, _y,
                _data = [],
                _colors = d3.scaleOrdinal(d3.schemeCategory10),
                _svg,
                _bodyG,
                _symbolTypes = d3.scaleOrdinal() // <-A
                        .range([d3.symbolCircle,
                            d3.symbolCross,
                            d3.symbolDiamond,
                            d3.symbolSquare,
                            d3.symbolStar,
                            d3.symbolTriangle,
                            d3.symbolWye
                        ]);
        _chart.render = function () {
            if (!_svg) {
                _svg = d3.select("body").append("svg")
                        .attr("height", _height)
                        .attr("width", _width);
                renderAxes(_svg);
                defineBodyClip(_svg);
            }
            renderBody(_svg);
        };
        function renderAxes(svg) {
            var axesG = svg.append("g")
                    .attr("class", "axes");
            renderXAxis(axesG);
            renderYAxis(axesG);
        }
        function renderXAxis(axesG){
            var xAxis = d3.axisBottom()
                    .scale(_x.range([0, quadrantWidth()]));
            axesG.append("g")
                    .attr("class", "x axis")
                    .attr("transform", function () {
                        return "translate(" + xStart() + "," + yStart() + ")";
                    })
                    .call(xAxis);
            d3.selectAll("g.x g.tick")
                .append("line")
                    .classed("grid-line", true)
                    .attr("x1", 0)
                    .attr("y1", 0)
                    .attr("x2", 0)
                    .attr("y2", - quadrantHeight());
        }
        function renderYAxis(axesG){
            var yAxis = d3.axisLeft()
                    .scale(_y.range([quadrantHeight(), 0]));
            axesG.append("g")
                    .attr("class", "y axis")
                    .attr("transform", function () {
                        return "translate(" + xStart() + "," + yEnd() + ")";
                    })
                    .call(yAxis);
             d3.selectAll("g.y g.tick")
                .append("line")
                    .classed("grid-line", true)
                    .attr("x1", 0)
                    .attr("y1", 0)
                    .attr("x2", quadrantWidth())
                    .attr("y2", 0);
        }
        function defineBodyClip(svg) {
            var padding = 5;
            svg.append("defs")
                    .append("clipPath")
                    .attr("id", "body-clip")
                    .append("rect")
                    .attr("x", 0 - padding)
                    .attr("y", 0)
                    .attr("width", quadrantWidth() + 2 * padding)
                    .attr("height", quadrantHeight());
        }
        function renderBody(svg) {
            if (!_bodyG)
                _bodyG = svg.append("g")
                        .attr("class", "body")
                        .attr("transform", "translate("
                            + xStart() + ","
                            + yEnd() + ")")
                        .attr("clip-path", "url(#body-clip)");
            renderSymbols();
        }
        function renderSymbols() { // <-B
            _data.forEach(function (list, i) {
                var symbols = _bodyG.selectAll("path._" + i)
                        .data(list);
                symbols.enter()
                        .append("path")
                    .merge(symbols)
                        .attr("class", "symbol _" + i)
                        .classed(_symbolTypes(i), true)
                    .transition() // <-C
                        .attr("transform", function(d){
                            return "translate(" // <-D
                                    + _x(d.x)
                                    + ","
                                    + _y(d.y)
                                    + ")";
                        })
                        .attr("d",
                            d3.symbol() // <-E
                                .type(_symbolTypes(i))
                        );
            });
        }
        function xStart() {
            return _margins.left;
        }
        function yStart() {
            return _height - _margins.bottom;
        }
        function xEnd() {
            return _width - _margins.right;
        }
        function yEnd() {
            return _margins.top;
        }
        function quadrantWidth() {
            return _width - _margins.left - _margins.right;
        }
        function quadrantHeight() {
            return _height - _margins.top - _margins.bottom;
        }
        _chart.width = function (w) {
            if (!arguments.length) return _width;
            _width = w;
            return _chart;
        };
        _chart.height = function (h) {
            if (!arguments.length) return _height;
            _height = h;
            return _chart;
        };
        _chart.margins = function (m) {
            if (!arguments.length) return _margins;
            _margins = m;
            return _chart;
        };
        _chart.colors = function (c) {
            if (!arguments.length) return _colors;
            _colors = c;
            return _chart;
        };
        _chart.x = function (x) {
            if (!arguments.length) return _x;
            _x = x;
            return _chart;
        };
        _chart.y = function (y) {
            if (!arguments.length) return _y;
            _y = y;
            return _chart;
        };
        _chart.addSeries = function (series) {
            _data.push(series);
            return _chart;
        };
        return _chart;
    }
    function randomData() {
        return Math.random() * 9;
    }
    function update() {
        for (var i = 0; i < data.length; ++i) {
            var series = data[i];
            series.length = 0;
            for (var j = 0; j < numberOfDataPoint; ++j)
                series.push({x: randomData(), y: randomData()});
        }
        chart.render();
    }
    var numberOfSeries = 5,
        numberOfDataPoint = 11,
        data = [];
    for (var i = 0; i < numberOfSeries; ++i)
        data.push(d3.range(numberOfDataPoint).map(function (i) {
            return {x: randomData(), y: randomData()};
        }));
    var chart = scatterPlotChart()
            .x(d3.scaleLinear().domain([0, 10]))
            .y(d3.scaleLinear().domain([0, 10]));
    data.forEach(function (series) {
        chart.addSeries(series);
    });
    chart.render();
<\/script>
​
<div class="control-group">
    <button onclick="update()">Update</button>
</div>
​
</body>
​
</html></script>
​
</body>
​
</html>
    