.net array - difference between “Length”, “Count()” and “Rank”

Question

What\'s the difference between \"Length\", \"Count()\" and \"Rank\" for .net array?

Answer 1

• Length is a property returning the number of elements in an Array.
• Count() is a LINQ extension that does the same on an IEnumerable. Optionally, it can take a predicate as parameter, and will return the number of elements that satisfy it.
• Rank is a property returning the number of dimensions in an Array.