Web[英]Check if one list contains any elements from another 2012-11-21 14:03:05 5 12651 c# / linq. 判斷字符串列表的元素是否包含子字符串 [英]determine whether the elements of … WebMar 31, 2015 · Solution 2. Your problem is that val is another List but Contains expects a string. To see if one list contains the values in another use the List.Intersect [ ^] method and check against the Count Any property. E.g.
List.ContainsAny - PowerQuery M Microsoft Learn
WebSep 5, 2024 · This may be useful if you need to display a list of the matching substrings. For example, let’s say you are checking a textbox for any restricted words and you want to display all the restricted words to the user so they know which ones to erase. Using Linq. You can use list.Where() and string.Contains() to get all the matching substrings ... WebOct 9, 2024 · In this article Syntax List.ContainsAny(list as list, values as list, optional equationCriteria as any) as logical About. Indicates whether the list list includes any of 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. qld reef and beef
C# List Class - GeeksforGeeks
WebNov 25, 2024 · Removes all elements from the List. Contains(T) Determines whether an element is in the List. ConvertAll(Converter) Converts the elements in the current List to another type, and returns a list containing the converted elements. CopyTo() Copies the List or a portion of it to an array. Equals(Object) WebThe List class uses both an equality comparer and an ordering comparer. Methods such as Contains, IndexOf, LastIndexOf, and Remove use an equality comparer for the list elements. The default equality comparer for type T is determined as follows. If type T implements the IEquatable generic interface, then the equality comparer is the ... WebSep 1, 2009 · If you have a list, which is an IEnumerable, and a list2, which is a List, with Linq, you can do it like this: bool containsCommonItem = list.Any(x => list2.Contains(x)); If both are IEnumerable, you can use a nested Any to figure this out: list.Any(x => list2.Any(y => x.Equals(y))); The "fastest" way might not be (is probably … qld reef maps