JavaScript Infinity Property

Last Updated : 06 Jul, 2020

Below is the example of the Infinity Property.

Example:

<script> 
    function test() { 
        document.write( 
        -3.645464512375121213E+1203466 + 
        "<br>"
        + 3.4548643575312453512345E+1203466); 
    } 
    test(); 
</script> 

Output:
```
-Infinity
Infinity
```

The Infinity Property used to display Infinity when the floating point number’s upper limit is exceeded and -Infinity when the floating point number’s lower limit is exceeded. Here, Infinity denotes Positive Infinity and -Infinity represents Negative Infinity.

Syntax:

floating point no.

Return Value: It returns Infinity to represent Positive Infinity and -Infinity to represent Negative Infinity.

More example code for the above property are as follows:
Program 1:

<!DOCTYPE html> 
<html> 
<head> 
    <style> 
        h1 { 
            color: green; 
        } 
    </style> 
</head> 
  
<body> 
    <center> 
        <h1> 
          Geeks 
      </h1> 
        <button onclick="test()"> 
          Press 
      </button> 
        <p> 
          3.4576917263943217389012348562315E+1203466 is 
          the limit of a Floating Point Number.</p> 
  
        <h4> 
          Clicking the Press button will  
          showcase the Javascript Infinity Property. 
      </h4> 
  
        <p id="gfg"></p> 
  
        <script> 
            function test() { 
                document.getElementById( 
                  "gfg").innerHTML = 
                  -3.4576917263943217389012348562315E+1203466 + 
                  "<br>" 
                  + 3.4576917263943217389012348562315E+1203466; 
            } 
        </script> 
    </center> 
</body> 
  
</html> 

Output:

Supported Browsers:

Google Chrome

Firefox

Internet Explorer

Safari

Opera

My Personal Notes

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