The selection.order() function is used to insert the selection again such that the order of each group matches the selection order.
Syntax:
selection.order();
Parameters: This function does not accept any parameters.
Return Values: This function does not return anything.
Example 1: Using selection.clone() method without using selection.order() method.
HTML
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta name="viewport" path1tent="width=device-width, initial-scale=1.0"> </script> <style> div { width: 300px; color: #ffffff; height: auto; background-color: green; margin: 10px; } </style></head><body> <h1 style="color:green;"> neveropen </h1> <p>D3.js selection.order() Function</p> <div><span>1. some text.</span></div> <div><span>2. some text.</span></div> <div><span>3. some text.</span></div> <button class="btn">click Here!</button> <script> function func1() { // Selecting div and Cloning the // divs // Inserting them just after the // element But no arranging in // original order. var div = d3.selectAll("div") .clone(true) } btn = document.querySelector(".btn"); btn.addEventListener("click", func1); </script></body></html> |
Output:
- Before clicking the button:
- After clicking the button: Please note that elements are not inserted in the same order as they were before i.e 1 is inserted just after 1 and 2 is inserted just after 2 and so on.
Example 2: Using selection.clone() with selection.order() method.
HTML
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta name="viewport" path1tent="width=device-width, initial-scale=1.0"> </script> <style> div { width: 300px; color: #ffffff; height: auto; background-color: green; margin: 10px; } </style></head><body> <h1 style="color:green;"> neveropen </h1> <p>D3.js d3.selection.order() Function</p> <div><span>1. some text.</span></div> <div><span>2. some text.</span></div> <div><span>3. some text.</span></div> <button class="btn">click Here!</button> <script> function func1() { // Selecting div and // Cloning the divs // But also arranging in original order. var div = d3.selectAll("div") .clone(true) .order(); } btn = document.querySelector(".btn"); btn.addEventListener("click", func1); </script></body></html> |
Output:
- Before clicking the button:
- After clicking the button: Please note that elements are exactly in the same order as they were before i.e 1, 2, 3, and 1, 2, 3.
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