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<!DOCTYPE html>
<html>
<body>
​
<h2>JavaScript Number Methods</h2>
​
<p>The isSafeInteger() method returns true if the argument is a safe integer.</p>
<p>Otherwise it returns false.</p>
​
<p id="demo"></p>
​
<script>
document.getElementById("demo").innerHTML =
Number.isSafeInteger(10) + "<br>" + Number.isSafeInteger(12345678901234567890);
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_es6_issafeinteger by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 05 Jun 2019 13:23:18 GMT -->
</html>
​
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