Compare for equal : String Compare « String « C# / CSharp Tutorial






using System;  
  
class MainClass {   
  public static void Main() {   
    string str1 = "ABCDEabcde1234567890";   
    string str2 = string.Copy(str1);  
    string str3 = "asdf";   
  
   
    // compare strings 
    if(str1 == str2)   
      Console.WriteLine("str1 == str2");   
    else   
      Console.WriteLine("str1 != str2");   
   
    if(str1 == str3)   
      Console.WriteLine("str1 == str3");   
    else   
      Console.WriteLine("str1 != str3");   
  
  }

}
str1 == str2
str1 != str3








5.10.String Compare
5.10.1.String comparisons: ignore case
5.10.2.Use '==' to compare two string objects
5.10.3.Compare for equal
5.10.4.Compare string: equal, less than or greater than
5.10.5.If two string are equal
5.10.6.Compare string case sensitively
5.10.7.Compare string with start index and end index
5.10.8.Compare string with String.Compare(string str1, strng str2)
5.10.9.Compare strings using StringComparison enumeration: InvariantCulture
5.10.10.String Interning
5.10.11.String equality
5.10.12.Sample for String.Equals(Object), String.Equals(String), String.Equals(String, String)