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The equals method implements an equivalence relation on non-null object references: It is reflexive: for any non-null reference value x, x.equals(x) should return true. It is symmetric: for any non-null reference values x and y, x.equals(y) should return true if and only if y.equals(x) returns true.
Feb 21, 2024 · String equals () Method in Java - GeeksforGeeks. Last Updated : 21 Feb, 2024. The equals () method of the String class compares the content of two strings. It returns false if any of the characters are not matched. It returns true if all characters are matched in the Strings.
class Main { public static void main(String[] args) { String str1 = "Learn Java"; String str2 = "Learn Java"; // comparing str1 with str2. boolean result = str1.equals(str2); System.out.println(result); } } // Output: true. Run Code. Syntax of equals () The syntax of the String equals() method is: string.equals(String str) equals () Arguments.
Apr 2, 2013 · java. string. equality. edited Jan 23, 2013 at 13:36. community wiki. Nathan H. 12. Also its good to know that, if you are overridding .equals () method, make sure you are overridding .hashcode () method, otherwise you will end up with violating equivalence relation b/w equals and hashcode. For more info refer java doc. – Nageswaran.
Jun 30, 2022 · The .equals() method returns true if two strings are equal in value. Otherwise, false is returned. Syntax. string.equals(object); The object can either be a string literal or a representation of a String value. This will return true if the string has the same character sequence as object. Example.
Jan 9, 2023 · The String.equals () in Java compares a string with the object passed as the method argument. It returns true if and only if: the argument object is of type String. the argument object is not null. represents the same sequence of characters as the current string.
Jan 14, 2024 · The equals() method is a critical tool in Java for comparing the content of two strings. In this tutorial, we'll explore the usage and functionality of the equals() method in Java. Syntax. The signature of the equals() method is as follows: Syntax. public boolean equals(Object anotherObject);
