D3.js | d3.timeYear Function

0 0 1 minute read

The d3.timeYear function in D3.js is used to return all the years with date in the given range of start and end date.

Syntax:

d3.timeYear.range(start, end, step);

Parameters: This function accept three parameters which are given below:

Start: This parameter holds the given start date.
end: This parameter holds the given end date.
step: It is the optional parameter which holds the value used to skip years.

Return Value: This function returns all the possible years in the given range.

Below programs illustrate the d3.timeYear function in D3.js:

Example 1:

<!DOCTYPE html> 
<html> 
   <head> 
      <title> 
          D3.js | d3.timeYear Function 
      </title> 
      <script src = 
          "https://d3js.org/d3.v4.min.js"> 
      </script> 
   </head> 
   
   <body> 
         
      <script> 
         
         // Initialising start and end date 
         var start = new Date(2015, 01, 01); 
         var end = new Date(2020, 01, 01); 
           
         // Calling the timeYear function 
         // without step value 
         var a = d3.timeYear.range(start, end); 
           
         // Getting the years values 
         console.log(a); 
      </script> 
   </body> 
</html> 

Output:

["2015-12-31T18:30:00.000Z","2016-12-31T18:30:00.000Z",
 "2017-12-31T18:30:00.000Z","2018-12-31T18:30:00.000Z",
 "2019-12-31T18:30:00.000Z"]

Example 2:

<!DOCTYPE html> 
<html> 
   <head> 
      <title> 
          D3.js | d3.timeYear Function 
      </title> 
      <script src = 
          "https://d3js.org/d3.v4.min.js"> 
      </script> 
   </head> 
   
   <body> 
         
      <script> 
         
         // Initialising start and end date 
         var start = new Date(2015, 01, 01); 
         var end = new Date(2020, 01, 01); 
           
         // Calling the timeYear function 
         // with step value 
         var a = d3.timeYear.range(start, end, 2); 
           
         // Getting the years values 
         console.log(a); 
      </script> 
   </body> 
</html> 

Output:

["2015-12-31T18:30:00.000Z","2017-12-31T18:30:00.000Z",
 "2019-12-31T18:30:00.000Z"]

Reference: https://devdocs.io/d3~5/d3-time#timeYear

Whether you’re preparing for your first job interview or aiming to upskill in this ever-evolving tech landscape, zambiatek Courses are your key to success. We provide top-quality content at affordable prices, all geared towards accelerating your growth in a time-bound manner. Join the millions we’ve already empowered, and we’re here to do the same for you. Don’t miss out – check it out now!