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List.contains Not Working


Bharath Raja Ranch Hand Posts: 111 posted 5 years ago Campbell Ritchie wrote: Please show us the code. Why doesn't my contains code work? For LatLng's, that method is: public boolean equals(Object o) { if(this == o) { return true; } else if(!(o instanceof LatLng)) { return false; } else { LatLng var2 = (LatLng)o; List.Contains Method (T) .NET Framework (current version) Other Versions Visual Studio 2010 .NET Framework 4 Silverlight Visual Studio 2008 .NET Framework 3.5 .NET Framework 3.0 .NET Framework 2.0  Determines whether an have a peek here

So I'm not ready to change it as "Set" as whole project. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed How to improve player engagement in video call for virtual tabletop game? Why are auto leases stubbornly strict about visa status and how to work around that? http://stackoverflow.com/questions/26472596/why-doesnt-list-contains-work-as-i-expect

C# String Contains Not Working

Currently you check once at the start of the loop, which means none of your items is in the target list. No need to use any comparator in that case. [My Blog] All roads lead to JavaRanch Bharath Raja Ranch Hand Posts: 111 posted 5 years ago oh.. Discovered disconnected part when removing wheels Has a movie ever referred to a later movie?

Longitude is %f", latitude, longitude); } Hope this helps! yes.. So Based on varun's code, I've concluded that, if we are overrided the equals() method within the class AnyTest(varun's code) instead of write it in MyClass(varun's code), the overrided equals() method List Contains String C# Either: m2 is public, protected, or declared with default access in the same package as C, or m1 overrides a method m3 (m3 distinct from m1, m3 distinct from m2), such

posted 5 years ago At least I hope that you understood how the contains method works. [My Blog] All roads lead to JavaRanch Bharath Raja Ranch Hand Posts: 111 posted List Contains Not Working Java In this example, the Contains method returns true, because a cube that has the specified dimensions is already in the collection. posted 5 years ago Can you go to the List#contains API, read it, and see which method is missing in MyClass ? [My Blog] All roads lead to JavaRanch Bharath Is this because two String values that have the same characters are not actually equal?

Not the answer you're looking for? C# List Exists Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies See ASP.NET Ajax CDN Terms of Use – http://www.asp.net/ajaxlibrary/CDN.ashx. ]]> I used a solution that I happened to already have on my laptop on an exam.

List Contains Not Working Java

Why do most microwaves open from the right to the left? http://stackoverflow.com/questions/35782238/list-contains-does-not-work This method will determine the equality of two objects requested by OP Your MyBull class would implement IEquatable public class MyBull : IEquatable and then you would need to override the C# String Contains Not Working share|improve this answer answered Jun 2 '10 at 16:29 casperOne 58.4k10127204 add a comment| up vote 3 down vote Does your MyBull object implement IEquatable.Equals? .contains Not Working C# How to make a receptacle box flush with wall after it has been installed?

It is consistent: for any non-null reference values x and y, multiple invocations of x.equals(y) consistently return true or consistently return false, provided no information used in equals comparisons on the navigate here What are the compiled costs of each Formula function What does this symbol from inside the Kaaba mean? What class is that object? Please try to execute this code.. Contains Not Working Jquery

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Then they try overriding equals() and find it is even more difficult than overriding hashCode yes.. Find String In List C# share|improve this answer answered Feb 22 '13 at 9:22 Davin Tryon 35.1k77689 add a comment| up vote 0 down vote You need to check if your current item is contained in Life is either daring something or nothing - Helen Keller Campbell Ritchie Sheriff Posts: 51087 85 posted 5 years ago Never, never, write == true or == false.

I'm not sure that Equals would be meaningful in that context, but if that is a possibility for the OP, it needs to be accounted for. –Eric J.

Did the Gang of Four really thoroughly explore "Pattern Space"? Browse other questions tagged android list contains or ask your own question. Hope that 'll clear my problem. Check If Item Exists In List C# Why is this an invalid assignment left hand side?

Should I have doubts if the organizers of a workshop ask me to sign a behavior agreement upfront? yes chris... This works: import java.util.*; public class Contains { public static void main(String[] args) { List stringList = new ArrayList(); stringList.add("someString"); String val = new String("someString"); if (stringList.contains(val)) { System.out.println("The value is this contact form In order to get around this you will have to override the Equals and GetHashCode methods (which means you should probably implement IEquatable and override the == and != operators too).

Life is either daring something or nothing - Helen Keller Christophe Verré Sheriff Posts: 14691 16 I like... Can you paste whole code, the main method and also your MyClass again? getConfig returns null Is there any benefit from using SHA-512 over SHA-256?