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Slice javascript array9/13/2023 This naming similarity often confuses developers. The name of this function is very similar to slice( ). Now let’s see the result: Slice array and assign the members to newArray newArray variable is an array now, and the original one remains the same Important Note: the Slice( ) method can also be used for strings. Let newArray = array.slice(0, 3) // Return value is also an arrayįinally, I assign the sliced Array to the newArray variable. That’s why I call the second parameter “until”. array -> 1 // includedĪrray -> "hello world" // not included The slice( ) method doesn’t include the last given element. When I want to slice the first three elements, I must give the until parameter as 3. Since the first element of an array is always indexed at 0, I start slicing “from”0.
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