6/4/2023 0 Comments Array javascriptNote that trailing commas are not allowed in JSON files. It is common to see them omitted, but generally it is becomming preferred to include them in your code, as this makes version control diffs more clear, and makes it easier to add and remove items without errors. Note: You may see the last item in an array with or without a final comma. Initialize array of mixed datatypesĪfter creating an array, we can manipulate them in many ways, but first we must understand how arrays are indexed. OutputĪrrays are often used to group together lists of similar data types, but they can technically contain any value or a mix of values, including other arrays.
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