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Optional Parameters in C# 4.0

Posted By: Jimish On:11/28/2012 4:24:37 AM in:Interview Questions Category:CSharp Hits:1236
This article will show you how to use optional parameters in c# 4.0 
Edited by admin

Example of Optional Parameters in C# 4.0

private void CheckOptionalPara(int num = 25, string name = "Jimish", decimal price = 20)

{

MessageBox.Show("Num: " + num.ToString() + "- Name: " + name + " - Price: " + price.ToString());

}

Function Call

Optional Parameters

this.CheckOptionalPara(32, "George");

out put: Num: 32- Name: George - Price: 20

this.CheckOptionalPara();

out put: Num: 25- Name: Jimish - Price: 20

Named Arguments


this.CheckOptionalPara(price:1275,num:130,name:"Jimish George");

out put: Num: 130- Name: Jimish George - Price: 1275

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Jimish George
Sr. Software Engineer at Millennium Infologic
Kottayam , India
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Optional Parameters in C# 4.0
View: 1236 | Submitted on: 11/28/2012 4:24:37 AM
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