HTML | DOM Area coords Property

Last Updated : 28 May, 2019

The Area coords Property in HTML DOM is used to set or return the value of the coords attribute of an area. It specify the x and y coordinate of an area.

Syntax:

It return the Area coords property.
```
 areaObject.coords
```
It is used to set the Area coords property.
```
areaObject.coords = value
```

Property Values:

x1, y1, x2, y2: It specifies the coordinate of top-left (x1, y1) and bottom-right (x2, y2) corner of the rectangle.
x, y, radius: It specifies the center coordinates (x, y) and radius (radius) of circle.
x1, y1, x2, y2, .., xn, yn: It specifies the coordinates of polygon. If the first and last coordinate pairs are not the same, the browser will add the last coordinate pair to close the polygon.

Return Value: It returns a string value which represents the comma-separated list of coordinates.

Example 1: This example returns the Area coords Property.

<!DOCTYPE html> 
<html> 
<title> 
    HTML DOM Area coords Property 
</title> 
  
<body> 
    <h4> HTML DOM Area coords Property </h4> 
    <button onclick="GFG()">Click Here! 
    </button> 
    <map name="Geeks1"> 
        <area id="Geeks"
            shape="rect"
            coords="0, 0, 110, 100"
            alt="Geeks"
    </map> 
  
    <img src= 
"https://media.geeksforgeeks.org/wp-content/uploads/a1-25.png"
        width="300"
        height="100"
        alt="Geeksforgeeks"
        usemap="#Geeks1"> 
    </br>
    <p id="GEEK!"></p> 
      
    <script> 
        function GFG() { 
              
        // Return coords property. 
            var x = document.getElementById("Geeks").coords; 
        document.getElementById("GEEK!").innerHTML = x; 
        } 
    </script> 
</body> 
  
</html>                    

Output:
Before Clicking on Button:

After Clicking on Button:

Example 2: This example sets the Area coords property.

<!DOCTYPE html> 
<html> 
<title> 
    HTML DOM Area coords Property 
</title> 
  
<body> 
    <h4> HTML DOM Area coords Property </h4> 
    <button onclick="GFG()">Click Here! 
    </button> 
    <map name="Geeks1"> 
        <area id="Geeks"
            shape="rect"
            coords="0, 0, 110, 100"
            alt="Geeks"
            href= 
        https://manaschhabra:manaschhabra499@www.geeksforgeeks.org/
    </map> 
  
    <img src= 
"https://media.geeksforgeeks.org/wp-content/uploads/a1-25.png"
        width="300"
        height="100"
        alt="Geeksforgeeks"
        usemap="#Geeks1"> 
    </br>
    <p id="GEEK!"></p> 
      
    <script> 
        function GFG() { 
              
        // Sets coords property. 
            var x = document.getElementById("Geeks").coords = 
                "2, 2, 100, 100"; 
        document.getElementById("GEEK!").innerHTML = 
                "The coords has been changed to " + x; 
        } 
    </script> 
</body> 
  
</html>                     

Output:
Before Clicking on Button:

After Clicking on Button:

Supported Browsers:

Google Chrome
Firefox
Internet Explorer
Opera
Safari

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