a function deleteProp that has 2 parameters: obj an object to update keyName, a string - a key name to delete from the object deleteProp should delete the property with the key of keyName. deleteProp should return the object that was passed in (not a “copy” or different object with the same key/value pairs) example  const wallet = { color: 'Black', hasCash: true } deleteProp(wallet, 'color'); => { hasCash: true } const house = { sqFt: 1500

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Array

The simplest way to start thinking about an array is as a collection, or a set of elements. In programming, these elements may be constants, variables, functions and pointers.