小编Jim*_*Bai的帖子

var margin = {top: 20, right: 60, bottom: 30, left: 60};
var width = 720 - margin.left - margin.right;
var height = 480 - margin.top - margin.bottom;
var xPadding = 20;
var yPadding = 35;

var xScale = d3.scale.linear()
               .domain([0, 10])
               .range([0, width]);

var yScale = d3.scale.linear()
               .domain([0, 50])
               .range([height, 0]);

var xAxis = d3.svg.axis()
              .scale(xScale)
              .orient("bottom")
              .ticks(10);

var yAxis = d3.svg.axis()
              .scale(yScale)
              .orient("left")
              .ticks(10);

  var line = d3.svg.line();
  var line1 = d3.svg.line();

var svg = d3.select("#chart1")
    .append("svg") …