Server Side Programming Articles - Page 2091 of 2650

The MathF.Acosh() method in C# is used to return the hyperbolic arc-cosine of a floating-point value.SyntaxFollowing is the syntax −public static float Acosh (float val);Above, Val is the floating-point number.ExampleLet us now see an example to implement the MathF.Acosh() method −using System; public class Demo {    public static void Main(){       float val1 = 0.1f;       float val2 = 0.9f;       Console.WriteLine("Angle (val1) = "+(MathF.Acosh(val1)));       Console.WriteLine("Angle (val2) = "+(MathF.Acosh(val2)));    } }OutputThis will produce the following output −Angle (val1) = NaN Angle (val2) = NaNExampleLet us now see another example ... Read More

The MathF.Atan2() method in C# returns the angle whose tangent is the quotient of two floating-point numbers.SyntaxFollowing is the syntax −public static float Atan2 (float val1, float val2);Above, val1 is the x-coordinate of a point, whereas val2 is the y-coordinate.ExampleLet us now see an example to implement the MathF.Atan2() method −using System; public class Demo {    public static void Main(){       float val1 = 0.1f;       float val2 = 0.9f;       Console.WriteLine("Return value = "+(MathF.Atan2(val1, val2)));    } }OutputThis will produce the following output −Return value = 0.1106572ExampleLet us now see another example ... Read More

The Char.IsSurrogatePair() method in C# is used to indicate whether two adjacent Char objects at a specified position in a string form a surrogate pair.SyntaxFollowing is the syntax −public static bool IsSurrogatePair (string str, int index);Above, the string str is a string, whereas the index is the starting position of the pair of characters to evaluate within str.ExampleLet us now see an example to implement the Char.IsSurrogatePair() method −using System; public class Demo {    public static void Main(){       string str = new String(new char[] { 'k', 'm', 'g', 't', '\uD800' });       bool res ... Read More

The Char.IsSurrogate() method in C# indicates whether the specified character has a surrogate code unit.SyntaxFollowing is the syntax −public static bool IsSurrogate (string str, int index);Above, the parameter str is the string, whereas the index is the position of the character to evaluate in str.ExampleLet us now see an example to implement the Char.IsSurrogate() method −using System; public class Demo {    public static void Main(){       string str = new String(new char[] { 'k', 'm', 'g', 't', '\uD800' });       bool res = Char.IsSurrogate(str, 4);       if (res)          Console.WriteLine("Contains ... Read More

The Char.IsSeparator() method in C# indicates whether the specified Unicode character is categorized as a separator character.SyntaxFollowing is the syntax −public static bool IsSeparator (char ch);Above. ch is the Unicode character to evaluate.ExampleLet us now see an example to implement the Char.IsSeparator() method −using System; public class Demo {    public static void Main(){       bool res;       char val = ', ';       Console.WriteLine("Value = "+val);       res = Char.IsSeparator(val);       Console.WriteLine("Is the value a separator? = "+res);    } }OutputThis will produce the following output −Value = , ... Read More

The Char.IsPunctuation() method in C# indicates whether the specified Unicode character is categorized as a punctuation mark.SyntaxFollowing is the syntax −public static bool IsPunctuation (char ch);Above, ch is the Unicode character to evaluate.ExampleLet us now see an example to implement the Char.IsPunctuation() method −using System; public class Demo {    public static void Main(){       bool res;       char val = 'q';       Console.WriteLine("Value = "+val);       res = Char.IsPunctuation(val);       Console.WriteLine("Is the value a punctuation? = "+res);    } }OutputThis will produce the following output −Value = q Is ... Read More

The MathF.Acos() method in C# is used to return the angle whose cosine is given as a float value argument.SyntaxFollowing is the syntax −public static float Acos (float val);Above, Val is the floating-point number.ExampleLet us now see an example to implement the MathF.Acos() method −using System; public class Demo {    public static void Main(){       float val1 = 0.1f;       float val2 = 0.9f;       Console.WriteLine("Angle (val1) = "+(MathF.Acos(val1)));       Console.WriteLine("Angle (val2) = "+(MathF.Acos(val2)));    } }OutputThis will produce the following output −Angle (val1) = 1.470629 Angle (val2) = 0.4510269ExampleLet us ... Read More

The MathF.Abs() method in C# is used to return the absolute value of a float number.SyntaxFollowing is the syntax −public static float Abs (float val);Above, the parameter Val is the specified float number.ExampleLet us now see an example to implement the MathF.Abs() method −using System; public class Demo {    public static void Main(){       float val1 = 20.5f;       float val2 = -89.5f;       Console.WriteLine("Absolute float value1 = "+(MathF.Abs(val1)));       Console.WriteLine("Absolute float value2 = "+(MathF.Abs(val2)));    } }OutputThis will produce the following output −Absolute float value1 = 20.5 Absolute float value2 ... Read More

The UInt64.MinValue field in C# represents the minimum value of the 64-bit unsigned integer.SyntaxFollowing is the syntax −public const ulong MinValue = 0;ExampleLet us now see an example to implement the UInt64.MinValue field −using System; public class Demo {    public static void Main(){       ulong val1 = 879879879;       ulong val2 = 464556565;       Console.WriteLine("Value1 = "+val1);       Console.WriteLine("Value2 = "+val2);       Console.WriteLine("HashCode for value1 = "+val1.GetHashCode());       Console.WriteLine("HashCode for value2 = "+val2.GetHashCode());       Console.WriteLine("Are they equal? = "+(val1.Equals(val2)));       TypeCode type1 = ... Read More

The UInt64.MaxValue field in C# represents the maximum value of the 64-bit unsigned integer.SyntaxFollowing is the syntax −public const ulong MaxValue = 18446744073709551615;ExampleLet us now see an example to implement the UInt64.MaxValue field −using System; public class Demo {    public static void Main(){       ulong val1 = 879879879;       ulong val2 = 464556565;       Console.WriteLine("Value1 = "+val1);       Console.WriteLine("Value2 = "+val2);       Console.WriteLine("HashCode for value1 = "+val1.GetHashCode());       Console.WriteLine("HashCode for value2 = "+val2.GetHashCode());       Console.WriteLine("Are they equal? = "+(val1.Equals(val2)));       TypeCode type1 = ... Read More