d3.js学习4

处理数组数据

//array
var array=[3,2,11,7,6,4,10,8,15];

最小值最大值d3.min(array)

d3.select("#min").text(d3.min(array));

d3.select("#max").text(d3.max(array));

中值与均值d3.median/mean

d3.select("#median").text(d3.median(array));
d3.select("#mean").text(d3.mean(array));

范围与求和d3.extent/sum

d3.select("#extent").text(d3.extent(array));
d3.select("#sum").text(d3.sum(array));

排序

d3.select("#asc").text(array.sort(d3.ascending));
d3.select("#dsc").text(array.sort(d3.descending));