How to append multiple child elements to a div in d3.js?

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by lew , in category: Javascript , a month ago

How to append multiple child elements to a div in d3.js?

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1 answer

by jasen_gottlieb , a month ago

@lew 

In d3.js, you can append multiple child elements to a div by using the enter() method along with the append() method. Here's an example code snippet to demonstrate how to append multiple child elements to a div:

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// Select the div element
var div = d3.select("div");

// Data array
var data = [1, 2, 3, 4, 5];

// Append multiple child elements to the div
var childElements = div.selectAll("p")
    .data(data)
    .enter()
    .append("p")
    .text(function(d) { return "This is paragraph " + d; });

// You can add more child elements as needed
childElements.append("span")
    .text(" - This is a span element");

childElements.append("a")
    .attr("href", "#")
    .text(" - This is a link");

childElements.append("img")
    .attr("src", "image.jpg")
    .attr("width", "50")
    .attr("height", "50");


In this example, we select the div element using d3.select("div") and then use the selectAll("p") method to select all the <p> elements inside the div. We bind the data array to the selected elements using the data(data) method.


We then use the enter() method to create placeholder elements for the data that does not have corresponding DOM elements. We use the append("p") method to append <p> elements to the div for each data item.


We can then add more child elements like <span>, <a>, and <img> to each <p> element as needed using the append() method. Finally, we can set attributes and text content for each child element as required.


This is how you can append multiple child elements to a div in d3.js.