Java String length()

 class Main { public static void main(String[] args) { String str1 = "Java is fun"; 
 // returns the length of str1 int length = str1.length(); 
 System.out.println(str1.length()); } } // Output: 11

length() Syntax

The syntax of the string's length() method is:

 string.length()

length() Arguments

• The length() method doesn't take any arguments.

length() Return Value

• The length() method returns the length of a given string.

The length is equal to the number of characters (code units) in the string.

Example: Java String length()

 class Main { public static void main(String[] args) { String str1 = "Java"; String str2 = ""; System.out.println(str1.length()); // 4 System.out.println("Java".length()); // 4 // length of empty string System.out.println(str2.length()); // 0 // new line is considered a single character 
 System.out.println("Java\n".length()); // 5 
 System.out.println("Learn Java".length()); // 10 } }