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C# list contains all of another list

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 https://wedyourmovie.com

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

c# - Does .NET have a way to check if List a contains all …

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C# list contains all of another list

c# - How do i filter one list from another list using linq

WebMar 31, 2015 · How to find a string is already present in a list.For example i have a list that contains data now if i want to write the data in to another list during this i want to keep a condition whether the string is already present in the list.I am using the below code but its not working can you kindly help me C# WebOct 4, 2024 · t2.All (elem =&gt; t1.Contains (elem)) called All (=&gt;Contains) I have varied 3 params: count of supersets length of subset variability in items All supersets were random length and contained items in range [0; Variability). Subsets had fixed length and contained items in range [0; Variability).

C# list contains all of another list

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WebYou don't actually need LINQ for this because List provides a method that does exactly what you want: Find. Searches for an element that matches the conditions defined by the specified predicate, and returns the first occurrence within the entire List. Example code: PricePublicModel result = pricePublicList.Find(x =&gt; x.Size == 200); WebDec 13, 2024 · Using linq, how can I retrieve a list of items where its list of attributes match another list? Take this simple example and pseudo code: List listofGenres = new List () { "action", "comedy" }); var movies = _db.Movies.Where (p =&gt; p.Genres.Any () in listofGenres); c# linq Share Follow edited Dec 13, 2024 at 10:41 Luke Girvin

WebApr 7, 2024 · I have a model with list items: public class Student{ public int StudentId { get; set; } public int ClassId { get; set; } } The table values are similar to the following: StudentId ClassI... WebMar 30, 2015 · How to find a string is already present in a list.For example i have a list that contains data now if i want to write the data in to another list during this i want to keep …

WebSep 5, 2024 · 1. With the "without LINQ" condition removed, possible duplicate of Most efficient way to compare two lists and delete the same. Not all that different from Find if listA contains any elements not in listB, Use LINQ to get items in one List&lt;&gt;, that are not in another List&lt;&gt;, or Difference between two lists. – Lance U. Matthews. 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 …

WebNov 5, 2024 · 3 I want to check if one list contains all the elements of another list, for example: (a,b,c,d) contains (c, a, d) = true (a, b, c, d) contains (b, b, c, d) = false I tried things like this: static bool ContainsOther (IEnumerable a, IEnumerable b) { return new HashSet (a).IsSupersetOf (new HashSet (b)); }

WebFeb 8, 2014 · I have an entity Person which has a list of locations associated with it. I need to query the persons table and get all those that have at least one location from a list of locations (criteria). ... Is there a way to loop through a List of strings against a database value in C#-1. ... Check if list contains element that contains a string and ... food business balance sheetWebFeb 1, 2009 · 12 Answers Sorted by: 476 With LINQ, and using C# (I don't know VB much these days): bool b = listOfStrings.Any (s=>myString.Contains (s)); or (shorter and more efficient, but arguably less clear): bool b = listOfStrings.Any (myString.Contains); elaborate the role of the parliamentWebFor your above query you can also use Any() and Contains() both , it will work as According to you filter is collection which has Ids and Entity2 both are also collection , so assuming … food bushwick