JavaScript Number Complete Reference

JavaScript numbers are always stored in double-precision 64-bit binary format IEEE 754. The types of number literals You can use decimal, binary, octal, and hexadecimal.

Syntax:

Number(object)

Javascript

<script>
    // JavaScript to illustrate Number() function
    function func() {

        // Original string
        var a = "10 20";

        var value = Number(a);
        console.log(value);
    }
// Driver code
func();
</script>

Output

1

The complete list of JavaScript Number are listed below:

Functions:

Javascript Number Function	Description
Javascript Number() Function	The Number() function is used to convert the data type to a number.

Constructors:

JavaScript Number Constructor	Description
JavaScript Number constructor Property	The Number constructor Property in Javascript is used to return the number constructor function for the object.

Static Properties:

JavaScript Number Static Properties	Description
JavaScript Number.MIN_SAFE_INTEGER Constant	The JavaScript Number.MIN_SAFE_INTEGER is a constant number that represents the minimum safe integer.
JavaScript Number.MAX_SAFE_INTEGER Constant	The JavaScript Number.MAX_SAFE_INTEGER is a constant number that represents the minimum safe integer.
JavaScript Number.MAX_VALUE & Number.MIN_VALUE Property	Number.MAX_VALUE and Number.MIN_VALUE is used to represent maximum and minimum numeric value in javascript.
JavaScript Number NEGATIVE_INFINITY Property	In JavaScript, NEGATIVE_INFINITY is a property of a number object which represents negative infinity (-Infinity).
JavaScript Number Positive_INFINITY property	In javascript Number.POSITIVE_INFINITY represents the largest positive value i.e positive infinity.
JavaScript Number NaN Property	In JavaScript, NaN stands for Not a Number. It represents a value that is not a valid number.
JavaScript Number Prototype Property	Number object in JavaScript is used to manipulate numbers whether it is negative or positive.

Static Methods:

JavaScript Number Static Methods	Description
JavaScript Number.isNaN() Method	The Number.isNan method in JavaScript is used to determine whether the passed value is NaN(Not a Number) and is of the type “Number”.
JavaScript Number.isFinite() Method	he Number.isfinite() method in JavaScript is used to check whether the passed value is a finite number or not.
JavaScript Number.isInteger( ) Method	It returns true if the passed value is an integer, otherwise, it returns false.
JavaScript Number isSafeInteger() Method	A number that can be represented as an IEEE-754 double precision number i.e. all integers from (253 – 1) to -(253 – 1)).
JavaScript parseFloat() Function	The parseFloat() function is used to accept the string and convert it into a floating-point number.
JavaScript parseInt() Function	Number object in JavaScript is used to manipulate numbers whether it is negative or positive.

Instance Methods:

JavaScript Number Instance methods	Description
JavaScript Number toExponential() Method	The toExponential() method in JavaScript is used to convert a number to its exponential form. It returns a string representing the Number object in exponential notation.
JavaScript Number toFixed( ) Method	The toFixed() method in JavaScript is used to format a number using fixed-point notation.
JavaScript Number toPrecision( ) Method	The toPrecision() method in Javascript is used to format a number to a specific precision or length.
JavaScript Number toString() Method	The toString() method in Javascript is used with a number and converts the number to a string. It is used to return a string representing the specified Number object.
JavaScript Number valueOf( ) Method	The valueof() method in JavaScript is used to return the primitive value of a number.