「C#」Convert.ToString()メソッドでint型をstring型に変換するサンプル

書式
Convert.ToString(int型数値)
使用例

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using System;
namespace TestDemo
{
class Program
{
static void Main(string[] args)
{
int cftA = 55;
double cftB = 6.54;
bool cftC = false;
Console.WriteLine("int を stringに変換");
Console.WriteLine(Convert.ToString(cftA));
Console.WriteLine("int を doubleに変換");
Console.WriteLine(Convert.ToDouble(cftA));
Console.WriteLine("double を intに変換");
Console.WriteLine(Convert.ToInt32(cftB));
Console.WriteLine("bool を stringに変換");
Console.WriteLine(Convert.ToString(cftC));
}
}
}
using System; namespace TestDemo { class Program { static void Main(string[] args) { int cftA = 55; double cftB = 6.54; bool cftC = false; Console.WriteLine("int を stringに変換"); Console.WriteLine(Convert.ToString(cftA)); Console.WriteLine("int を doubleに変換"); Console.WriteLine(Convert.ToDouble(cftA)); Console.WriteLine("double を intに変換"); Console.WriteLine(Convert.ToInt32(cftB)); Console.WriteLine("bool を stringに変換"); Console.WriteLine(Convert.ToString(cftC)); } } }
using System;

namespace TestDemo
{
  class Program
  {
    static void Main(string[] args)
    {
      int cftA = 55;
      double cftB = 6.54;
      bool cftC = false;
        
      Console.WriteLine("int を stringに変換");
      Console.WriteLine(Convert.ToString(cftA));   
        
        Console.WriteLine("int を doubleに変換");
      Console.WriteLine(Convert.ToDouble(cftA));    
        
        Console.WriteLine("double を intに変換");
      Console.WriteLine(Convert.ToInt32(cftB)); 
        
        Console.WriteLine("bool を stringに変換");
      Console.WriteLine(Convert.ToString(cftC));  
      }
  }
}

実行結果
int を stringに変換
55
int を doubleに変換
55
double を intに変換
7
bool を stringに変換
False

C#

Posted by arkgame