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Ordinal Tick Filtering
An example of filtering ticks on an ordinal axis.
<!DOCTYPE html> <meta charset="utf-8"> <style> .axis text { font: 10px sans-serif; } .axis path, .axis line { fill: none; stroke: #000; shape-rendering: crispEdges; } </style> <body> <script src="//d3js.org/d3.v3.min.js"></script> <script> var margin = {top: 100, right: 100, bottom: 100, left: 100}, width = 960 - margin.left - margin.right, height = 500 - margin.top - margin.bottom; var x = d3.scale.ordinal() .domain("AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz".split("")) .rangePoints([0, width]); var xAxis = d3.svg.axis() .scale(x) .tickValues(x.domain().filter(function(d, i) { return !(i % 2); })) .orient("bottom"); 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 + ")"); svg.append("g") .attr("class", "x axis") .call(xAxis); </script>
https://d3js.org/d3.v3.min.js