<html>
<head>
<script type = "text/javascript" src = "https://d3js.org/d3.v4.min.js"></script>
</head>
<body>
<h3>D3 array API</h3>
<script>
var array = [{one: 1}, {one: 10}];
console.log(d3.scan(array, function(a, b) { return a.one - b.one; })); // 0
console.log(d3.scan(array, function(a, b) { return b.one - a.one; })); // 1
</script>
</body>
</html>
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/tech/pnotes/266098.html