StringBuilder length() in Java with Examples
The length() method of StringBuilder class returns the number of character the StringBuilder object contains. The length of the sequence of characters currently represented by this StringBuilder object is returned by this method.
Syntax:
public int length()
Return Value: This method returns length of sequence of characters contained by StringBuilder object.
Below programs demonstrate the length() method of StringBuilder Class:
Example 1:
// Java program to demonstrate // the length() Method. class GFG { public static void main(String[] args) { // create a StringBuilder object // with a String pass as parameter StringBuilder str = new StringBuilder("WelcomeGeeks"); // print string System.out.println("String = " + str.toString()); // get length of StringBuilder object int length = str.length(); // print length System.out.println("length of String = " + length); } } |
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Output:
String = WelcomeGeeks length of String = 12
Example 2:
// Java program to demonstrate // the length() Method. class GFG { public static void main(String[] args) { // create a StringBuilder object // with a String pass as parameter StringBuilder str = new StringBuilder("India is Great"); // print string System.out.println("String = " + str.toString()); // get length of StringBuilder object int length = str.length(); // print length System.out.println("length of String = " + length); } } |
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Output:
String = India is Great length of String = 14
Reference:
https://docs.oracle.com/javase/10/docs/api/java/lang/StringBuilder.html#length()
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