Witryna20 cze 2024 · Yes you need a lock. If you write to a list and read its count you need locks around both. If you only read without any writes, you don't need a lock. Consider … Witryna27 wrz 2012 · Not every class is. In fact, by default, classes are not thread-safe. Being thread-safe would mean that any operation modifying the list would need to be …

c# - List thread safety - Stack Overflow

WitrynaThread Safety. Public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe. It is safe to … Witryna23 maj 2024 · You seem to have answered your own question (s). No, copying a changing list to another list is not thread-safe, and yes, you could lock on … mainsheet blocks

.net - Why is List not thread-safe? - Stack Overflow

WitrynaIf you're strictly talking about reading from multiple threads, that will be thread safe for Array and List and just about every collection written by Microsoft, regardless of if you're using a for or foreach loop. Especially in the example you have: var temp = new List(); foreach (var name in Names) { temp.Add(name.Length * 2); } ... Witryna7 maj 2014 · IEnumerable doesn't define modifying methods, but it doesn't mean that access operators are thread safe ( GetEnumerator, MoveNext and etc.) Simplest … Witryna14 kwi 2024 · Show this thread. 4. 1. Ann Lowry . ... It is not honest, safe, nor wise to lump them together. I encourage you to research the distinctions. 3. 2. Show replies ... mainsheet hardware