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2 kwi 2013 · Option 3: Java String comparison with the compareTo method. There is also a third, less common way to compare Java strings, and that's with the String class compareTo method. If the two strings are exactly the same, the compareTo method will return a value of 0 (zero). Here's a quick example of what this String comparison approach looks like:
18 kwi 2012 · Use String.equals(): if (some_string.equals("john") || some_string.equals("mary") || some_string.equals("peter")) { } Use a regular expression: if (some_string.matches("john|mary|peter")) { } Store a list of strings to be matched against in a Collection and search the collection:
The equals() method compares two strings, and returns true if the strings are equal, and false if not. Tip: Use the compareTo() method to compare two strings lexicographically.
12 lut 2024 · The compareTo() method returns an integer: 0 if the strings are equal, a negative value if the calling string precedes the argument string, and a positive value if it follows. Basic Syntax: str1 . compareTo ( str2 )
20 cze 2024 · This method returns 0 if two Strings are equal, a negative number if the first String comes before the argument, and a number greater than zero if the first String comes after the argument String. Let’s see an example:
9 sty 2023 · Learn to compare the content of two String objects in a case-sensitive manner using the String.equals() API. For case-insensitive comparison, we can use the equalsIgnoreCase() method. Never use ‘==’ operator for checking the strings equality.
The equals() method returns true if two strings are identical and false if the strings are different. Example. 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.
