翻倍。C# 中的 IsFinite()方法
原文:https://www . geesforgeks . org/double-is inite-method-in-c-sharp/
翻倍。IsFinite()方法用于检查双精度值是否越界。
语法:公共静态 bool IsFinite(双精度值);
返回值:如果值是有限的,该方法返回真,否则返回假。
下面的程序说明了 Double 的使用。IsFinite() 方法:
例 1:
// C# program to demonstrate the
// Double.IsFinite() Method
using System;
using System.Globalization;
class GFG {
// Main Method
public static void Main()
{
// Declaring and initializing value1
double value1 = 10d;
// using IsFinite() method
bool value = Double.IsFinite(value1);
// Displaying the result
if (value)
Console.WriteLine("{0} is finite", value1);
else
Console.WriteLine("{0} is not finite", value1);
}
}
Output:
10 is finite
例 2:
// C# program to demonstrate the
// Double.IsFinite() Method
using System;
using System.Globalization;
class GFG {
// Main Method
public static void Main()
{
// Declaring and initializing value1
double value1 = Math.Pow(2, 1000000000000);
// using IsFinite() method
bool value = Double.IsFinite(value1);
// Displaying the result
if (value)
Console.WriteLine("{0} is finite", value1);
else
Console.WriteLine("{0} is not finite", value1);
}
}
Output:
Infinity is not finite
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