Cut Number Object For Free

The JavaScript number object enables you to represent a numeric value. It may be integer or floating-point. JavaScript number object follows IEEE standard to represent the floating-point numbers. By the help of Number() constructor, you can create number object in JavaScript.

Number Object Methods MethodDescriptionNumber.isInteger()Returns true if the argument is an integerNumber.isSafeInteger()Returns true if the argument is a safe integerNumber.parseFloat()Converts a string to a numberNumber.parseInt()Converts a string to a whole number

Syntax String or Array.slice(startIndex, endIndex) Note: The value at this index is not included in the returned copy. This parameter is optional. If omitted, the extraction will continue until the end of the String or Array. ... Applying the slice() method with no parameters passed copies the entire array or string.

The slice() method returns selected elements in an array, as a new array. The slice() method selects from a given start, up to a (not inclusive) given end. The slice() method does not change the original array.

JavaScript slice() Method: Array Object The slice() method is used to extract a section of an array. The method returns a new array and it does not change the original array, selected elements of the original array are copied into a new array.

We create a Number object using the Number function by writing the following code: new Number('123'); const a = new Number('123'); const b = Number('123'); console. log(typeof new Number('123')); console. log(new Number('123') instanceof Number); console. log(typeof Number('123')); console.

The slice() function returns a slice object. A slice object is used to specify how to slice a sequence. You can specify where to start the slicing, and where to end.