如果我在浏览器中加载本地D3 / js文件，如下所示：
file://users/mmaxson/dumps/test.html
D3条形图在SVG元素中呈现。
但是，如果我将其移至我的服务器，请执行以下操作：
http://storylearning.org/s/mchanga/analysis.html
D3元素不会出现。 SVG元素在那里，但它们不是渲染图形。
似乎将所有图表放在彼此之上。 我粘贴下面的代码： （我从http://bl.ocks.org/Jverma/887877fc5c2c2d99be10）
复制了这个食谱<html>
<head>
<script src="http://d3js.org/d3.v3.min.js"></script>
</head>
<body>
<style>
.bar{
fill: steelblue;
}
.bar:hover{
fill: brown;
}
.axis {
font: 10px sans-serif;
}
.axis path,
.axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
</style>
<script>
// set the dimensions of the canvas
var margin = {top: 20, right: 20, bottom: 70, left: 40},
width = 600 - margin.left - margin.right,
height = 300 - margin.top - margin.bottom;
// set the ranges
var x = d3.scale.ordinal().rangeRoundBands([0, width], .05);
var y = d3.scale.linear().range([height, 0]);
// define the axis
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom")
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.ticks(10);
// add the SVG element
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform",
"translate(" + margin.left + "," + margin.top + ")");
d3.json('', function() {
// mydata
//var myjson = '[{"Letter":"A","Freq":20},{"Letter":"B","Freq":12},{"Letter":"C","Freq":47},{"Letter":"D","Freq":34},{"Letter":"E","Freq":54},{"Letter":"F","Freq":21},{"Letter":"G","Freq":57},{"Letter":"H","Freq":31},{"Letter":"I","Freq":17},{"Letter":"J","Freq":5},{"Letter":"K","Freq":23},{"Letter":"L","Freq":39},{"Letter":"M","Freq":29},{"Letter":"N","Freq":33},{"Letter":"O","Freq":18},{"Letter":"P","Freq":35},{"Letter":"Q","Freq":11},{"Letter":"R","Freq":45},{"Letter":"S","Freq":43},{"Letter":"T","Freq":28},{"Letter":"U","Freq":26},{"Letter":"V","Freq":30},{"Letter":"X","Freq":5},{"Letter":"Y","Freq":4},{"Letter":"Z","Freq":2}]'
var myjson = '[{"Freq": 3072, "Letter": "6000"}, {"Freq": 540, "Letter": "12192"}, {"Freq": 315, "Letter": "14227"}, {"Freq": 308, "Letter": "10164"}, {"Freq": 257, "Letter": "4620"}, {"Freq": 240, "Letter": "3353"}, {"Freq": 87, "Letter": "754"}, {"Freq": 33, "Letter": "5861"}, {"Freq": 10, "Letter": "11600"}, {"Freq": 5, "Letter": "5204"}, {"Freq": 1, "Letter": "11781"}, {"Freq": 1, "Letter": "904"}, {"Freq": 0, "Letter": "5781"}, {"Freq": 0, "Letter": "16943"}, {"Freq": 0, "Letter": "8065"}, {"Freq": 0, "Letter": "18309"}, {"Freq": 0, "Letter": "2351"}, {"Freq": 0, "Letter": "16583"}, {"Freq": 0, "Letter": "7493"}, {"Freq": 0, "Letter": "8018"}]' // be sure to replace any single quotes here. send in real JSON with double quotes.
// load the data
data = JSON.parse( myjson );
data.forEach(function(d) {
d.Letter = d.Letter;
d.Freq = +d.Freq;
});
// scale the range of the data
x.domain(data.map(function(d) { return d.Letter; }));
y.domain([0, d3.max(data, function(d) { return d.Freq; })]);
// add axis
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis)
.selectAll("text")
.style("text-anchor", "end")
.attr("dx", "-.8em")
.attr("dy", "-.55em")
.attr("transform", "rotate(-90)" );
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "rotate(-90)")
.attr("y", 5)
.attr("dy", ".71em")
.style("text-anchor", "end")
.text("Frequency");
// Add bar chart
svg.selectAll("bar")
.data(data)
.enter().append("rect")
.attr("class", "bar")
.attr("x", function(d) { return x(d.Letter); })
.attr("width", x.rangeBand())
.attr("y", function(d) { return y(d.Freq); })
.attr("height", function(d) { return height - y(d.Freq); });
});
</script>
mchanga local giving challenge 2016
<hr><br>
<style>
.bar{
fill: steelblue;
}
.bar:hover{
fill: brown;
}
.axis {
font: 10px sans-serif;
}
.axis path,
.axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
</style>
<script>
// set the dimensions of the canvas
var margin = {top: 20, right: 20, bottom: 70, left: 40},
width = 600 - margin.left - margin.right,
height = 300 - margin.top - margin.bottom;
// set the ranges
var x = d3.scale.ordinal().rangeRoundBands([0, width], .05);
var y = d3.scale.linear().range([height, 0]);
// define the axis
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom")
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.ticks(10);
// add the SVG element
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform",
"translate(" + margin.left + "," + margin.top + ")");
d3.json('', function() {
// mydata
//var myjson = '[{"Letter":"A","Freq":20},{"Letter":"B","Freq":12},{"Letter":"C","Freq":47},{"Letter":"D","Freq":34},{"Letter":"E","Freq":54},{"Letter":"F","Freq":21},{"Letter":"G","Freq":57},{"Letter":"H","Freq":31},{"Letter":"I","Freq":17},{"Letter":"J","Freq":5},{"Letter":"K","Freq":23},{"Letter":"L","Freq":39},{"Letter":"M","Freq":29},{"Letter":"N","Freq":33},{"Letter":"O","Freq":18},{"Letter":"P","Freq":35},{"Letter":"Q","Freq":11},{"Letter":"R","Freq":45},{"Letter":"S","Freq":43},{"Letter":"T","Freq":28},{"Letter":"U","Freq":26},{"Letter":"V","Freq":30},{"Letter":"X","Freq":5},{"Letter":"Y","Freq":4},{"Letter":"Z","Freq":2}]'
var myjson = '[{"Freq": "37380", "Letter": "24891"}, {"Freq": "26145.18", "Letter": "24863"}, {"Freq": "20171", "Letter": "25257"}, {"Freq": "12971", "Letter": "25557"}, {"Freq": "9190", "Letter": "24795"}, {"Freq": "8918", "Letter": "24613"}, {"Freq": "7430", "Letter": "24759"}, {"Freq": "7310", "Letter": "25244"}, {"Freq": "7085", "Letter": "24487"}, {"Freq": "7057", "Letter": "24582"}, {"Freq": "6810", "Letter": "17371"}, {"Freq": "6595", "Letter": "25198"}, {"Freq": "6560", "Letter": "24933"}, {"Freq": "6535", "Letter": "18503"}, {"Freq": "6413", "Letter": "22358"}, {"Freq": "6252.98", "Letter": "24926"}, {"Freq": "6120", "Letter": "25104"}, {"Freq": "6080", "Letter": "25241"}, {"Freq": "6078", "Letter": "24385"}, {"Freq": "5990", "Letter": "24668"}]' // be sure to replace any single quotes here. send in real JSON with double quotes.
// load the data
data = JSON.parse( myjson );
data.forEach(function(d) {
d.Letter = d.Letter;
d.Freq = +d.Freq;
});
// scale the range of the data
x.domain(data.map(function(d) { return d.Letter; }));
y.domain([0, d3.max(data, function(d) { return d.Freq; })]);
// add axis
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis)
.selectAll("text")
.style("text-anchor", "end")
.attr("dx", "-.8em")
.attr("dy", "-.55em")
.attr("transform", "rotate(-90)" );
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "rotate(-90)")
.attr("y", 5)
.attr("dy", ".71em")
.style("text-anchor", "end")
.text("Frequency");
// Add bar chart
svg.selectAll("bar")
.data(data)
.enter().append("rect")
.attr("class", "bar")
.attr("x", function(d) { return x(d.Letter); })
.attr("width", x.rangeBand())
.attr("y", function(d) { return y(d.Freq); })
.attr("height", function(d) { return height - y(d.Freq); });
});
</script>
September 2014 Global Open Challenge
<br><br>
<style>
.bar{
fill: steelblue;
}
.bar:hover{
fill: brown;
}
.axis {
font: 10px sans-serif;
}
.axis path,
.axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
</style>
<script>
// set the dimensions of the canvas
var margin = {top: 20, right: 20, bottom: 70, left: 40},
width = 600 - margin.left - margin.right,
height = 300 - margin.top - margin.bottom;
// set the ranges
var x = d3.scale.ordinal().rangeRoundBands([0, width], .05);
var y = d3.scale.linear().range([height, 0]);
// define the axis
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom")
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.ticks(10);
// add the SVG element
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform",
"translate(" + margin.left + "," + margin.top + ")");
d3.json('', function() {
// mydata
//var myjson = '[{"Letter":"A","Freq":20},{"Letter":"B","Freq":12},{"Letter":"C","Freq":47},{"Letter":"D","Freq":34},{"Letter":"E","Freq":54},{"Letter":"F","Freq":21},{"Letter":"G","Freq":57},{"Letter":"H","Freq":31},{"Letter":"I","Freq":17},{"Letter":"J","Freq":5},{"Letter":"K","Freq":23},{"Letter":"L","Freq":39},{"Letter":"M","Freq":29},{"Letter":"N","Freq":33},{"Letter":"O","Freq":18},{"Letter":"P","Freq":35},{"Letter":"Q","Freq":11},{"Letter":"R","Freq":45},{"Letter":"S","Freq":43},{"Letter":"T","Freq":28},{"Letter":"U","Freq":26},{"Letter":"V","Freq":30},{"Letter":"X","Freq":5},{"Letter":"Y","Freq":4},{"Letter":"Z","Freq":2}]'
var myjson = '[{"Freq": "28455", "Letter": "26970"}, {"Freq": "16289", "Letter": "26192"}, {"Freq": "15510", "Letter": "7323"}, {"Freq": "15375", "Letter": "26569"}, {"Freq": "12979", "Letter": "26693"}, {"Freq": "10185", "Letter": "26160"}, {"Freq": "9809", "Letter": "25313"}, {"Freq": "9108", "Letter": "26466"}, {"Freq": "9091", "Letter": "25253"}, {"Freq": "8758", "Letter": "3479"}, {"Freq": "7022", "Letter": "26735"}, {"Freq": "6765", "Letter": "26684"}, {"Freq": "6700", "Letter": "26717"}, {"Freq": "6482", "Letter": "26761"}, {"Freq": "6465", "Letter": "12399"}, {"Freq": "6407", "Letter": "15012"}, {"Freq": "6151", "Letter": "25850"}, {"Freq": "6147", "Letter": "25633"}, {"Freq": "6143", "Letter": "24388"}, {"Freq": "6078", "Letter": "25082"}]' // be sure to replace any single quotes here. send in real JSON with double quotes.
// load the data
data = JSON.parse( myjson );
data.forEach(function(d) {
d.Letter = d.Letter;
d.Freq = +d.Freq;
});
// scale the range of the data
x.domain(data.map(function(d) { return d.Letter; }));
y.domain([0, d3.max(data, function(d) { return d.Freq; })]);
// add axis
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis)
.selectAll("text")
.style("text-anchor", "end")
.attr("dx", "-.8em")
.attr("dy", "-.55em")
.attr("transform", "rotate(-90)" );
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "rotate(-90)")
.attr("y", 5)
.attr("dy", ".71em")
.style("text-anchor", "end")
.text("Frequency");
// Add bar chart
svg.selectAll("bar")
.data(data)
.enter().append("rect")
.attr("class", "bar")
.attr("x", function(d) { return x(d.Letter); })
.attr("width", x.rangeBand())
.attr("y", function(d) { return y(d.Freq); })
.attr("height", function(d) { return height - y(d.Freq); });
});
</script>
December 2014 Global Open Challenge