So, in this blog, we will be understanding both the methods and what is the difference between them. Out of which slice and splice are mostly used and sometimes people get confused between the two. We have multiple methods to work on arrays. To check out more topics in Javascript, visit our Discussion Forum.As we know, arrays in Javascript are variables that are capable of holding multiple values. Hope this gave you a clear understanding of the concept.
It duplicates the value of strings and numbers to the new array.Ĭonsole. (For instance, a nested array) As a result, any modifications to the referenced object are reflected in the newly returned array. References to objects are copied to the new array. The array's elements are shallowly copied using the slice() function as follows: slicing the array from start to second-to-lastĮxample 3: Objects as Array Elements in JavaScript's slice() The final element's index is -1, the next-to-last element's index is -2, and so on.Ĭonst languages = You may also use negative start and end indices with JavaScript. log(new_arr2) // Įxample 2: Negative index slice() in JavaScript slicing from the second element to fourth elementĬonsole. ExamplesĮxample 1: The slice() function in JavaScript. Returns a new array that contains the elements that were removed. The selection stops at the final element's index if it is not given. end (optional) - The selection's final index (exclusive). Unless otherwise specified, the selection begins at start 0. 
start (optional) - The selection's initial index.The slice() method's syntax is as follows:
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