NEGATIVE_INFINITY
This static, read-only property is a special value representing negative infinity, which is returned on overflow.

Syntax: Number.NEGATIVE_INFINITY

The NEGATIVE_INFINITY property behaves in the following ways:

Any positive value (including POSITIVE_INFINITY) multiplied by NEGATIVE_INFINITY is NEGATIVE_INFINITY.

Any negative number (including NEGATIVE_INFINITY) multiplied by NEGATIVE_INFINITY is POSITIVE_INFINITY.

Zero multiplied by NEGATIVE_INFINITY is NaN.

NaN multiplied by NEGATIVE_INFINITY is NaN.

NEGATIVE_INFINITY divided by any negative number except NEGATIVE_INFINITY is POSITIVE_INFINITY.

NEGATIVE_INFINITY divided by any positive number except POSITIVE_INFINITY is NEGATIVE_INFINITY.

NEGATIVE_INFINITY divided by either NEGATIVE_INFINITY or POSITIVE_INFINITY is NaN.

Any number divided by NEGATIVE_INFINITY is Zero.

POSITIVE_INFINITY
This static, read-only property is a special value representing infinity, which is returned on overflow.

Syntax: Number.POSITIVE_INFINITY

The POSITIVE_INFINITY property behaves in the following ways:

Any positive number (including POSITIVE_INFINITY) multiplied by POSITIVE_INFINITY is POSITIVE_INFINITY.

Any negative number (including NEGATIVE_INFINITY) multiplied by POSITIVE_INFINITY is NEGATIVE_INFINITY.

Zero multiplied by POSITIVE_INFINITY is NaN.

NaN multiplied by POSITIVE_INFINITY is NaN.

POSITIVE_INFINITY divided by any negative number, except NEGATIVE_INFINITY, is NEGATIVE_INFINITY .

POSITIVE_INFINITY divided by any positive number, except POSITIVE_INFINITY, is POSITIVE_INFINITY.

POSITIVE_INFINITY divided by either NEGATIVE_INFINITY or POSITIVE_INFINITY is NaN.

Any number divided by POSITIVE_INFINITY is Zero.