JavaScript Infinity Property
Last Updated :
09 Dec, 2022
The Infinity Property is used to display Infinity when the floating point number’s upper limit is exceeded and -Infinity is displayed when the floating point number’s lower limit is exceeded. Here, Infinity denotes Positive Infinity, and -Infinity represents Negative Infinity. Also, the upper limit of the floating point number is 1.7976931348623157e+308 and the lower limit is -1.797693134862316E+308
Syntax:
Infinity
Return:
Infinity // For positive infinity
-Infinity // For negative infinity
Example 1:
JavaScript
<script>
function test() {
console.log(
-3.645464512375121213E+1203466 +
"<br>"
+3.4548643575312453512345E+1203466);
}
test();
</script>
|
Output:
-Infinity
Infinity
Example 2:
html
<body>
<center>
<h1 style="color: green;">
GeeksforGeeks
</h1>
<h3>
Js Infinity property
</h3>
<button onclick="test()">
Press
</button>
<p>
1.797693134862315E+308 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>
</center>
<script>
function test() {
document.getElementById("gfg")
.innerHTML="-1.797693134862315E+309 will be replaced by: "+
-1.797693134862315E+309+
"<br>"+
"1.797693134862315E+309 will be replaced by: "
+ 1.797693134862315E+309;
}
</script>
</body>
|
Output:
To know more about the +ve infinity and -ve infinity please go through the attached links.
Supported Browsers: Since infinity is an ES1 feature it is supported by all browsers.
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