java-StringBuffer

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Python Program for Remove leading zeros from a Number given as a string

Last Updated: 18 April 2025

Given numeric string str, the task is to remove all the leading zeros from a given string. If the string contains only zeros, then print a s ...read more

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Difference Between Length and Capacity in Java

Last Updated: 18 May 2023

Length and capacity are two different things in Java. Length basically increases when characters are appended to the string whereas the capa ...read more

StringBuffer indexOf() method in Java with Examples

Last Updated: 18 April 2023

In StringBuffer class, there are two types of indexOf() method depending upon the parameters passed to it.indexOf(String str)The indexOf(Str ...read more

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StringBuffer lastIndexOf() method in Java with Examples

Last Updated: 18 April 2023

In StringBuffer class, there are two types of lastIndexOf() method depending upon the parameters passed to it.lastIndexOf(String str)The las ...read more

StringBuffer substring() method in Java with Examples

Last Updated: 30 July 2019

In StringBuffer class, there are two types of substring method depending upon the parameters passed to it.substring(int start)The substring( ...read more

StringBuffer getChars() method in Java with Examples

Last Updated: 17 November 2022

The getChars(int srcBegin, int srcEnd, char[] dst, int dstBegin) method of StringBuffer class copies the characters starting at the index:sr ...read more

StringBuffer setCharAt() method in Java with Examples

Last Updated: 04 December 2018

The setCharAt() method of StringBuffer class sets the character at the position index to character which is the value passed as parameter to ...read more

StringBuffer codePointAt() method in Java with Examples

Last Updated: 04 December 2018

The codePointAt() method of StringBuffer class returns a character Unicode point at that index in sequence contained by StringBuffer. This m ...read more

StringBuffer ensureCapacity() method in Java with Examples

Last Updated: 28 December 2022

The ensureCapacity() method of StringBuffer class ensures the capacity to at least equal to the specified minimumCapacity.If the current cap ...read more

StringBuffer trimToSize() method in Java with Examples

Last Updated: 04 December 2018

The trimToSize() method of StringBuffer class is the inbuilt method used to trims the capacity used for the character sequence of StringBuff ...read more

StringBuffer codePointCount() method in Java with Examples

Last Updated: 30 July 2019

The codePointCount() method of StringBuffer class is used to return the number of Unicode code points in the specified range of beginIndex t ...read more

StringBuffer subSequence() in Java with Examples

Last Updated: 17 February 2022

The subSequence(int start, int end) method of StringBuffer class is the inbuilt method used to return a subsequence of characters lie betwee ...read more

StringBuffer setLength() in Java with Examples

Last Updated: 19 August 2019

The setLength(int newLength) method of StringBuffer class is the inbuilt method used to set the length of the character sequence equal to ne ...read more

A Java Random and StringBuffer Puzzle

Last Updated: 20 October 2018

Predict the output of the program[sourcecode language="Java" highlight=""]import java.util.Random;public class GFG { private static Rando ...read more

Sorting collection of String and StringBuffer in Java

Last Updated: 09 November 2020

Sorting a collection of objects can be done in two ways: By implementing Comparable (Natural Order) e.g. Strings are sorted ASCIIbetically. ...read more

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