WebAnd I have a list of objects which looks like this. class Object A{ string id; string Name; } How can I find all the objects which has matching list of strings. I tried: listOfA.Where(x => listoFstrings.Contains(x.id)).Select(); But it is not working, it is pulling all the other objects which doesn't have a matching string. WebAug 29, 2013 · The first approach uses a loop: bool isFound = false; foreach (item1 in list1) { if (list2.Contains (item1)) { isFound = true; break; } } The second one uses Linq directly: bool isFound = list1.Intersect (list2).Any (); The first one is long to write and not very straightforward/easy-to-read.
java - Check if an ArrayList contains every element from another ...
WebThis method determines equality by using the default equality comparer, as defined by the object's implementation of the IEquatable.Equals method for T (the type of values in the list). This method performs a linear search; therefore, this method is an O ( n) operation, where n is Count. WebAug 4, 2013 · 4 Answers Sorted by: 4 This takes each part of ListA and compares it with ListB with SequenceEqual: bool containsSameSequence = ListA .Where ( (item, index) => index <= ListA.Count - ListB.Count) .Select ( (item, index) => ListA.Skip (index).Take (ListB.Count)) .Any (part => part.SequenceEqual (ListB)); Demo elaborate the functions of lokpal in india
c# - select List where sub-list contains is all item from another list ...
WebMay 21, 2024 · Let's clear up any confusion you have related to the LINQ methods Any(), All() and Contains(). They're extremely useful for querying (asking questions about) your data. I'll first explain how they work at a high level and then give an example of each one. Important: All three of these methods return a boolean (true/false). Your result will ... WebSep 12, 2013 · The basic answer is: you need to iterate through loop and check any element contains the specified string. So, let's say the code is: foreach (string item in myList) { if (item.Contains (myString)) return item; } The equivalent, but terse, code is: mylist.Where (x => x.Contains (myString)).FirstOrDefault (); WebJan 25, 2013 · There is probably a simple one-liner that I am just not finding here, but this is my question: How do I check if an ArrayList contains all of the objects in another ArrayList? elaborate the input controls in details