в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

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2010-05-26T12:15:56Z

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==Array.ConvertAll: convert all elements from one type to another type==

<source lang="csharp">using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Text;

public class MainClass
{
public static void Main()
{
string[] strArray = new string[] { "75.3", "25.999", "105.25" };
double[] doubleArray = Array.ConvertAll<string, double>(strArray, Convert.ToDouble);
Console.Write("Converted to doubles: ");
Array.ForEach<double>(doubleArray, delegate(double x) { Console.Write(x + " "); });
Console.WriteLine();
}
}</source>
<pre class=codeResult>Converted to doubles: 75.3 25.999 105.25</pre>

==Array.ConvertAll: convert all string elements from lower case to upper case==

<source lang="csharp">using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Text;

public class MainClass
{
public static void Main()
{
string[] strArray2 = new string[] { "Blah", "Foo", "Canonical" };
Console.Write("Before converting to-upper: ");
Array.ForEach<string>(strArray2, delegate(string x) { Console.Write(x + " "); });
Console.WriteLine();
string[] revArray = Array.ConvertAll<string, string>(strArray2, delegate(string s) { return s.ToUpper(); });
Console.Write("Converted to upper-case: ");
Array.ForEach<string>(revArray, delegate(string x) { Console.Write(x + " "); });
Console.WriteLine();
}
}</source>
<pre class=codeResult>Before converting to-upper: Blah Foo Canonical
Converted to upper-case: BLAH FOO CANONICAL</pre>

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Csharp/CSharp Tutorial/Data Structure/Array ConvertAll - История изменений

в 15:31, 26 мая 2010

Admin: 1 версия