This is slow because every other element must move one position to the right. - splice: Adds or removes elements at any position. This method changes the original array. It is not a pure function.

𝗔𝗿𝗿𝗮𝘆 𝗠𝗲𝘁𝗵𝗼𝗱𝘀 𝗶𝗻 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 JavaScript arrays help you manage lists of data. You need to know these methods to write clean code. Managing Size and Content • length: Returns the ...