30 строки
947 B
JavaScript
30 строки
947 B
JavaScript
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require("./../../lib/env-js/envjs/node");
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require("./../../d3");
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require("./../../d3.layout");
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var format = d3.format(".2f");
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var histogram = d3.layout.histogram().frequency(true);
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console.log("frequency(true):");
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console.log(" 0,0,0,1,2,2 -> " + log(histogram([0,0,0,1,2,2])));
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console.log("");
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var histogram = d3.layout.histogram().frequency(false);
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console.log("frequency(false):");
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console.log(" 0,0,0,1,2,2 -> " + log(histogram([0,0,0,1,2,2])));
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console.log("");
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var histogram = d3.layout.histogram().bins(2);
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console.log("bins(4):");
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console.log(" 0,0,0,1,2,2 -> " + log(histogram([0,0,0,1,2,2])));
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console.log("");
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var histogram = d3.layout.histogram().bins([0,1,2,3]);
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console.log("bins(0,1,2,3):");
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console.log(" 0,0,0,1,2,2 -> " + log(histogram([0,0,0,1,2,2])));
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console.log("");
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function log(bins) {
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return bins.map(function(bin) { return format(bin.x) + "-" + format(bin.x + bin.dx) + ":" + format(bin.y); }).join(", ");
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}
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