D3.js ticks() Function

0 0 1 minute read

The ticks() function in D3.js is used to form an array of between a given range of start and stop both inclusive such that each element is uniformly and equally spaced.

Syntax:

d3.ticks(start,stop,count);

Parameters: This function accepts three parameters as mentioned above and described below:

start: It is the starting value from where we want the array element to be, it is inclusive.
stop: It is the starting value to which we want the array element to be, it is inclusive.
count: It is the number of elements we want in a given start and stops range.

Return value: It returns an array of nicely-rounded numbers.

Below given are a few examples of ticks() function.

Example 1:

HTML

<!DOCTYPE html> 
<html lang="en"> 
<head> 
  <meta charset="UTF-8"> 
  <meta name="viewport" 
        content="width=device-width, initial-scale=1.0"> 
  <title>Document</title> 
</head> 
<body> 
  <!--fetching from CDN of D3.js -->
  <script type = "text/javascript" 
          src = "https://d3js.org/d3.v4.min.js"> 
  </script> 
  <script> 
    // Choosing 10 elements in a range 
    // Note that each element is equally spaced 
    console.log(d3.ticks(10, 20, 20)) 
  </script> 
</body> 
</html> 

Output:

Example 2:

HTML

<!DOCTYPE html> 
<html lang="en"> 
<head> 
  <meta charset="UTF-8"> 
  <meta name="viewport" 
        content="width=device-width, initial-scale=1.0"> 
  <title>Document</title> 
</head> 
<body> 
  <!--fetching from CDN of D3.js -->
  <script type = "text/javascript" 
          src = "https://d3js.org/d3.v4.min.js"> 
  </script> 
  <script> 
    // Choosing 10 elements in a range 
    console.log(d3.ticks(10, 20)) 
  </script> 
</body> 
</html> 