D3.js | d3.map.values() Function

Last Updated : 28 Jun, 2019

The map.values() function in D3.js used to return an array of values for every entry in the created map. The order of the returned values are arbitrary.

Syntax:

d3.map.values()

Parameters: This function does not accept any parameters.

Return Value: This function returns an array of values for every entry in the created map. Order of those returned values are arbitrary.

Below programs illustrate the d3.map.values() function in D3.js:

Example 1:

<!DOCTYPE html> 
<html> 
     
<head> 
    <title> d3.map.values() Function</title> 
     
    <script src='https://d3js.org/d3.v4.min.js'></script> 
</head> 
  
<body>    
  <script> 
       
     // Creating a map 
     var map = d3.map({"Ram": 5, "Geeks": 10, "gfg": 15}); 
       
     // Calling the map.values() function 
     A = map.values(); 
       
     // Getting an array of values for 
     // every entry in the map. 
     console.log(A); 
  </script> 
</body> 
  
</html> 

Output:

[5, 10, 15]

Example 2:

<!DOCTYPE html> 
<html> 
     
<head> 
    <title> d3.map.values() Function</title> 
     
    <script src='https://d3js.org/d3.v4.min.js'></script> 
</head> 
  
<body> 
  <script> 
       
     // Creating some maps 
     var map1 = d3.map({"Ram": 5}); 
     var map2 = d3.map({"Geeks": 10}); 
     var map3 = d3.map({"Ram": 5, "Geeks": 10}); 
     var map4 = d3.map(); 
       
     // Calling the map.values() function 
     A = map1.values(); 
     B = map2.values(); 
     C = map3.values(); 
     D = map4.values(); 
       
     // Getting an array of values for 
     // every entry in the map. 
     console.log(A); 
     console.log(B); 
     console.log(C); 
     console.log(D); 
  </script> 
</body> 
  
</html> 