The trunc() function of the Math object accepts a number and returns its integral point (excluding the fractional part). If the given number itself is an integer this function returns the same.
Syntax
Its Syntax is as follows
Math.trunc();
Example
<html>
<head>
<title>JavaScript Example</title>
</head>
<body>
<script type="text/javascript">
var result = Math.trunc(58.745);
document.write("Integral part of the given number: "+result);
</script>
</body>
</html>Output
Integral part of the given number: 58