And if not passed, all item(s) from provided index will be removed.Īrgument 3.n: Optional. If set to 0(zero), no items will be removed. ![]() Splice() method can take n number of arguments:Īrgument 2: Optional. The splice() method changes the original array and slice() method doesn’t change the original array. The slice() method returns the selected element(s) in an array, as a new array object. The splice() method returns the removed items in an array. Returns: An array containing the extracted elements. If end is negative it is treated as "Math.max((array.length + begin),0)" as per spec (example provided below) effectively from the end of array. Last index for extraction but not including (default array.length). If begin is negative it is treated as "Math.max((array.length + begin), 0)" as per spec (example provided below) effectively from the end of array. Remove last element (start -> array.length+start = 3)Ĭonsole.log('Elements deleted:', array.splice(-1, 1), 'mutated array:', array) ![]() Console.log('Elements deleted:', array.splice(0, 1), 'mutated array:', array)
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