![]() The index of the last element is -1, and the index of second last element is -2, and so on. In JavaScript slice() method, you can use negative index for start and end parameters. The method returns items (from arrays) or. Let almostFull = cars.slice(second, secondLast) The slice() method is a part of both the Array and String prototypes, and can be used with either type of object. slicing from the second element to second last element Let middleIndex = Math.floor(cars.length / 2) slicing the hole array from starting to end If start is omitted or undefined, slice starts from the index 0. slice(-3) extracts the last three elements in the sequance. Negative index can be used, and it selects from the end of the array. It copies the selected elements from the original array and returns them as a new array. ![]() Zero-based index at which to start extraction. The JavaScript slice () method is used to select a portion of an array. JavaScript () Parameters start (optional) JavaScript () SyntaxĪs you can see you can use slice() method in multiple ways it depends on you how you want to use because as you have seen in above code you can use negative indexes as well to access the values of array to create your own new array as of needed. ![]()
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