Csharp/CSharp Tutorial/LINQ/TakeWhile — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 18:31, 26 мая 2010
Содержание
Take numbers equals 50
<source lang="csharp">using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Linq.Expressions; using System.Xml.Linq;
class Program { static void Main(string[] args) { int[] integers = { 1, 9, 5, 3, 7, 2, 11, 23, 50, 41, 6, 8 }; IEnumerable<int> takeWhileNumber = integers.TakeWhile(num => num.rupareTo(50) != 0); Console.WriteLine("Take while number equals 50"); foreach (int num in takeWhileNumber) { Console.WriteLine(num.ToString()); } } }</source>
TakeWhile with condition
<source lang="csharp">using System; using System.Collections.Generic; using System.Linq; using System.Text; public class MainClass{ public static void Main() {
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 }; var firstNumbersLessThan6 = numbers.TakeWhile(n => n < 6); Console.WriteLine("First numbers less than 6:"); foreach (var n in firstNumbersLessThan6) { Console.WriteLine(n); } }
}</source>
TakeWhile with expresion
<source lang="csharp">using System; using System.Linq; using System.Collections; using System.Collections.Generic; public class MainClass {
public static void Main() { string[] presidents = {"1234567890123", "Art", "Buch", "Bush", "Car", "land"}; IEnumerable<string> items = presidents.TakeWhile(s => s.Length < 10); foreach (string item in items) Console.WriteLine(item); }
}</source>
TakeWhile with two parameters
<source lang="csharp">using System; using System.Linq; using System.Collections; using System.Collections.Generic; public class MainClass {
public static void Main() { string[] presidents = {"ant", "Hard", "Harrison", "Hayes", "Hoover", "Jack"}; IEnumerable<string> items = presidents .TakeWhile((s, i) => s.Length < 10 && i < 5); foreach (string item in items) Console.WriteLine(item); }
}</source>
Use TakeWhile with index
<source lang="csharp">using System; using System.Collections; using System.Collections.Generic; using System.Text; using System.Linq; public class MainClass{
public static void Main(){ int[] numbers = { 1, 3, 5, 4}; var query = numbers.TakeWhile(( n, index) => n >= index); var query2 = numbers.SkipWhile(( n, index) => n >= index); }
}</source>