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How to use the ?: conditional operator in C#?
A conditional operator is represented by the symbol '?:' The first operand is the evaluating expression. It has right to left associativity.
The syntax for conditional operator.
expression ? expression : expression
The conditional operator works as follows −
The first operand is implicitly converted to bool.
If the first operand evaluates to true, the second operand is evaluated.
If the first operand evaluates to false, the third operand is evaluated.
Remember, only one of the last two operands is evaluated in a conditional expression.
Example
using System;
namespace Demo {
class Program {
static void Main(string[] args) {
int num1 = 100, num2;
num2 = ( num1 ==100 ? 200 : 0 ) ;
Console.WriteLine("Number One = "+num1);
Console.WriteLine("Number Two = "+num2);
Console.ReadKey();
}
}
}Output
Number One = 100 Number Two = 200
Updated on: 23-Jun-2020
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