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C# C# Objects Loops and Final Touches Foreach Loops

Posted by olu adesina
olu adesina
23,007 Points

c# help!!! error CS0165: Use of unassigned local variable `totalTongueLength'

not sure where im going wrong here

FrogStats.cs 
namespace Treehouse.CodeChallenges
{
    class FrogStats
    {
        public static double GetAverageTongueLength(Frog[] frogs)
        {

            int totalTongueLength;

            foreach(Frog frog in frogs)
            {

                totalTongueLength += frog.TongueLength;

            }

            return totalTongueLength / frogs.Length;

        }
    }
}
Frog.cs 
namespace Treehouse.CodeChallenges
{
    public class Frog
    {
        public int TongueLength { get; }

        public Frog(int tongueLength)
        {
            TongueLength = tongueLength;
        }
    }
}

2 Answers

Dale Severude
.a{fill-rule:evenodd;}techdegree seal-36
Dale Severude
Full Stack JavaScript Techdegree Graduate 71,350 Points

You need to initialize totalTongueLength to zero when it is defined.

olu adesina
olu adesina
23,007 Points

thank you that worked, but i was under the impression that when u declare a variable of type int its default value was 0

olu adesina
olu adesina
23,007 Points

thank you that worked, but i was under the impression that when u declare a variable of type int its default value was 0

Dale Severude
seal-mask
.a{fill-rule:evenodd;}techdegree seal-36
Dale Severude
Full Stack JavaScript Techdegree Graduate 71,350 Points
Dale Severude
.a{fill-rule:evenodd;}techdegree seal-36
Dale Severude
Full Stack JavaScript Techdegree Graduate 71,350 Points

Nope, it is undefined and that is a big problem.