2024 C# list contains all of another list

C# list contains all of another list

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WebFor 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 … WebFeb 28, 2024 · The ways to do this is by using a combination of Any and All. You need to check if all the elements of wordsToFind are substring of any elements in StringList bool result = wordsToFind.All (word => currentObject.StringList.Any (str => str.Contains (word)); This is for one object out of the list of Objects. You can again apply All to that list.

c# - Check if a string contains an element from a list (of strings ...

WebOct 9, 2024 · Syntax List.ContainsAll ( list as list, values as list, optional equationCriteria as any) as logical About Indicates whether the list list includes all the values in another list, values. Returns true if value is found in the list, false otherwise. An optional equation criteria value, equationCriteria, can be specified to control equality testing. 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 ... pakistan team monthly income

c# - How to find if an element of a list is in another list? - Stack ...

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 (); 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<>, that are not in another List<>, or Difference between two lists. – Lance U. Matthews. WebMay 28, 2013 · C# Check if a List is a part of another List [duplicate] Ask Question Asked 9 years, 10 months ago. Modified 4 years, 6 months ago. ... Determine if a sequence contains all elements of another sequence using Linq. Check whether an array is a subset of another. Share. Follow edited May 23, 2024 at 12:09. summary of the house of mirth

c# - Check if list contains element that contains a string and get …

java - Check if an ArrayList contains every element from another ...

WebMar 5, 2016 · 3 Answers. Sorted by: 18. You can just use following LINQ expression: List1.Where (p => p.Cats.Any (c => List2.Any (c2 => c2.ID == c.ID))); You should also be able to do that with intersect (That is if your classes have their Equals methods overriden to check for matching IDs - see Intersect on MSDN ): WebDec 12, 2013 · So I have two lists: One of ObjectB (ListObjectB) and Another contains a list of id's of ObjectA (called ListOfIdsA). If this i want to get a list of ObjectB where ObjectB.ListOfObjectA is in the ListOfIdsA. My first (and wrong) approach was ListObjectB.Where (p=> ListOfIdsA.Contains (p.ListOfObjectA.Select (b=>b.Id))) pakistan tea shop modelWebJun 20, 2024 · List.Exists (Predicate) Method is used to check whether the List contains elements which match the conditions defined by the specified predicate. Properties of List: It is different from the arrays. A list can be … summary of the house taken over

"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. " - C# list contains all of another list

C# list contains all of another list

.net - Check if list contains another list. C# - Stack Overflow

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? 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...

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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 ... 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)); }

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 …

WebTo check if an element is present in the list, use List.Contains () method. The definition of List.Contains () method is given below. bool List.Contains (int item) If given element is present in the list, then List.Contains () returns True, else, it returns False. Example 1 – Check if Element is in C# List using Contains () 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#

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 …

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 => p.Genres.Any () in listofGenres); c# linq Share Follow edited Dec 13, 2024 at 10:41 Luke Girvin summary of the hot zoneWebOct 4, 2024 · t2.All (elem => t1.Contains (elem)) called All (=>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). pakistan team squad world cup 2022WebApr 2, 2013 · c# - Find items from a list which exist in another list - Stack Overflow Find items from a list which exist in another list Ask Question Asked 10 years ago Modified 2 years, 7 months ago Viewed 93k times 53 I have a List PropA { int a; int b; } and another List PropX { int a; int b; } pakistan technical and educational councilWebThis 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 … summary of the hound of heavenWebFeb 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); summary of the hypocrisy of american slaveryWebThis 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. pakistan team squad for world cup 2022WebFor 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 that i wrote this,. query = query.Where(x => filter.Where(a=> a.Entity2.Any(y=> a.Ids.Contains(y.testId)); but in your query also you can remove First() and can use … pakistan team schedule