D3 Examples - DecemberCafeChap3

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<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>
​
<body>
 
    <p>Apple</p>
   <p id = "Lyon" class = "Rhone">Pear</p>
  <p class = "Rhone">Banana</p>
        <script>  
​
            var p1 = d3.select("body").select("p")
    p1.style("color", "red")  
   
    
    var p123 = d3.select("body").selectAll("p")
    p123.style("color", "green")
    
    
    d3.select("body").select("#Lyon").style("color", "brown")
    
    d3.select("body").selectAll(".Rhone").style("color", "purple")
    
    d3.select("body").append("p").text("append an element")
    
    
   d3.select("body").insert("p", "#Lyon").text("insert an element")
   
   var Asupprimer = d3.select("body").select("p","#Lyon") //= short: select("Lyon")!!
   Asupprimer.remove()
   </script> 
</body>
​
    