D3 Examples - Ordinal Tick Filtering

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<!DOCTYPE html>
<meta charset="utf-8">
<style>
​
.body {
  shape-rendering: crispEdges;
  }
  
.grid-background {
  fill: #FF0000;
}
.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 border=1.5;
var bordercolor='black';
​
var x = d3.scale.ordinal()
        .domain([1,2,3,4,5,6,7,8,9,10,11,12,13,14])
    .rangeBands([0, 760]);
​
    x.rangeBand(); // 33.333333333333336
    x.range(); // [0, 33.333333333333336, 66.66666666666667]
    x.rangeExtent(); // [0, 100]
​
var xAxis = d3.svg.axis()
    .scale(x)
    .tickValues(x.domain().filter(function(d, i) { return !(i % 1); }))
        .orient("bottom");
​
var xAxisMinor = d3.svg.axis()
        .scale(x)
        .tickValues(x.domain().filter(function(d, i) { return !(i % 2); }))
        .orient("top");
​
​
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("rect")
        .attr("class", "grid-background")
        .attr("width", width)
        .attr("height", 20)
        .style("stroke", bordercolor)
    .style("fill", "none")
    .style("stroke-width", border);;
​
svg.append("g")
    .attr("class", "x axis")
    .call(xAxis);
​
  https://jsbin.com/rexosonoha/edit?html,css,js,output
</script>
​
    