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Use console log to display, inspect and check your data Delete a field value delete o A; Techniques for creating and modifying JavaScript arrays
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pop removes the last element from an array and returns that element • push adds one or more elements to the end Where to Find JavaScript Information
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Arrays Array give you functions to (e g ): • add/remove an element at the end between JS and Java) and more recently by Node js
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Adding and removing elements These are some commonly used ways to add and remove elements from an existing array: ? The push method adds an element to the
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modifies arr to remove an item that was initially in arr[i]; JavaScript P5 Objects An array value is really an arrow pointing to the place in
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Q 13 - Which of the following function of Array object removes the last element from an array and returns that element? A - pop B - push C - join D - map Q
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Find folder on your machine using 'Finder' (Mac) or 'Windows Explorer' (PC) Can assign variables any value – including arrays, objects, functions
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Nodes are fixed-size arrays of pointers to other nodes or values no hash code functions are provided by JavaScript Adding or removing an entry
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value dictionary find definition word definition book index Also known as: maps, dictionaries, associative arrays public void delete(Key key)
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