Error Use Of Unassigned Variable
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Error Cs0165 Use Of Unassigned Local Variable
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Join them; it only takes a minute: Sign up Why compile error “Use of unassigned local variable”? up vote 27 down vote favorite 5 My code is the following int tmpCnt; if (name == "Dude") tmpCnt++; Why is there an error Use of unassigned local variable tmpCnt? I know I didn't explicitly initialize it but due to Default Value use of unassigned local variable array Table a value type is initialized with 0 anyways. The reference also reminds me: Remember that using uninitialized variables in C# is not allowed. But why do I have to do it explicitly if it's already done by default? Wouldn't it gain performance if I wouldn't have to do it? Just wondering... c# .net compiler-construction share|improve this question asked Feb 10 '12 at 18:41 theknut 59521231 Can anyone help me with the headline? Couldn't find a fitting for this one :-S –theknut Feb 10 '12 at 18:44 I have a local struct, never initialized, compiles with no errors. Today I created a different struct, treated identically, got "uninitialized local variable error". All its members were set to a value before use, but I could not first set it to null, since it was 'just' a struct. The struct that compiled contained only ints, bools and strings. The one that gave the error also contained DateTimes. "MyStructType myStruct = new MyStructType();" killed the error. Not the first time I've been bitt
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About use of unassigned local variable struct Us Learn more about Stack Overflow the company Business Learn more about hiring use of unassigned local variable datetime developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the use of unassigned local variable list Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up C# Error : Use of http://stackoverflow.com/questions/9233000/why-compile-error-use-of-unassigned-local-variable unassigned local variable up vote 6 down vote favorite The error is caused in the for loop : for (i = 0; i < hand.Length; i++) { Console.WriteLine(hand[i]); } I am trying to store the values to be able to display them at a later time. The writeline is there to help me make sure the code actually works as I intend it to. The rest http://stackoverflow.com/questions/22813697/c-sharp-error-use-of-unassigned-local-variable of the code for reference: *edit: added a line of code enum house //variable type for the card type { Spades, Hearts, Clubs, Diamonds } enum cards //variable type for the cards { Joker, Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King } class Program { static void Main(string[] args) { Random rnd; Random rnd2; int i; int random; int random2; String[] hand; house randomhouse; cards randomcard; //all declared variables Console.WriteLine("Your hand is made up of :"); for (i = 0; i <= 6; i++)//does everything in the {} until i is equal to 6 { rnd2 = new Random(); random2 = rnd2.Next(0, 14); randomcard = (cards)random2; //selecting a random card from joker to king if (randomcard > (int)cards.Joker) //if the random card isn't a joker { rnd = new Random(); random = rnd.Next(0, 4); randomhouse = (house)random;//selects a random card type Console.WriteLine(randomcard + " of " + randomhouse); //outputs the name of the card System.Threading.Thread.Sleep(1000);//wait 1 second before getting the new card } else { Console.WriteLine(randomcard);//outputs "Joker" System.Threading.Thread.Sleep(1000);//wait 1 second before getting the new card } hand = new String[i];//making a new array value for every loop hand[i] =
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn http://stackoverflow.com/questions/5710485/what-does-use-of-unassigned-local-variable-mean more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community http://www.codeproject.com/Questions/681282/c-sharp-doubt-clarifying-error Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up What does “Use of unassigned local variable” mean? up vote use of 17 down vote favorite 3 I keep getting this error for annualRate, monthlyCharge, and lateFee..And for the death of me I cannot figure out why. Any help would be greatly appriciated! using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Lab_5___Danny_Curro { class Program { static void Main(string[] args) { string firstName; string lastName; int accNumber; string creditPlan; double balance; string status; Boolean late = false; double lateFee; use of unassigned double monthlyCharge; double annualRate; double netBalance; Console.Write("Enter First Name: "); firstName = Console.ReadLine(); Console.Write("Enter Last Name: "); lastName = Console.ReadLine(); Console.Write("Enter Account Number: "); accNumber = Convert.ToInt32(Console.ReadLine()); Console.Write("Enter Credit Card Plan Number[Blank Will Enter Plan 0]: "); creditPlan = Console.ReadLine(); Console.Write("Enter Balance: "); balance = Convert.ToDouble(Console.ReadLine()); Console.Write("Is This Account Late?: "); status = Console.ReadLine().Trim().ToLower(); if (creditPlan == "0") { annualRate = 0.35; //35% lateFee = 0.0; monthlyCharge = balance * (annualRate * (1 / 12)); return; } if (creditPlan == "1") { annualRate = 0.30; //30% if (status == "y") { late = true; } else if (status == "n") { late = false; } if (late == true) { lateFee = 25.00; } monthlyCharge = balance * (annualRate * (1 / 12)); return; } if (creditPlan == "2") { annualRate = 0.20; //20% if (status == "y") { late = true; } else if (status == "n") { late = false; } if (late == true) { lateFee = 35.00; } if (balance > 100) { monthlyCharge = balance * (annualRate * (1 / 12)); } else { monthlyCharge = 0; } return; } if (creditPlan == "3") { annualRate = 0.15; //15% lateFee = 0.00; if (balance > 500) { monthlyCharg
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