D3.js数据函数

沃梦达教程前端实例代码

2022-07-13

!DOCTYPE htmlhtmlheadscript type = text/javascript src = https://d3js.org/d3.v4.min.js/script

编程学习网为您整理以下代码实例，主要实现：D3.js数据函数，希望可以帮到各位朋友。

<!DOCTYPE HTML>
<HTML>
   <head>
      <script type = "text/JavaScript" src = "https://d3Js.org/d3.v4.min.Js"></script>
      <style>
         body { Font-family: Arial; }
      </style>
   </head>

   <body>
      <p></p>
      <p></p>
      <p></p>
      <script>
         var data = [1, 2, 3];
         var paragraph = d3.select("body")
         .selectAll("p")
         .data(data)
         .text(function (d, i) {
            console.log("d: " + d);
            console.log("i: " + i);
            console.log("this: " + this);
            return "The index is " + i + " and the data is " + d;
         });
      </script>
   </body>
</HTML>