Learn Java String

What is String Immutable String String Comparison String Concatenation

JAVA STRING

In java, string is basically an object that represents sequence of char values. An array of characters works same as.

IMMUTABLE STRING

In java, string objects are immutable. Immutable simply means unmodifiable or unchangeable.Once string object is created its data or state can't be changed but a.

STRING COMPARISON

We can compare string in java on the basis of content and reference.It is used in authentication (by equals() method), sorting (by compareTo() method), reference

STRING CONCATENATION

In java, string concatenation forms a new string that is the combination of multiple strings. There are two

SUBSTRING

A part of string is called substring. In other words, substring is a subset of another string. In case of substring

METHODS OF STRING CLASS

The java.lang.String class provides a lot of methods to work on string. By the help of these methods, we can perform operations on string such as trimming, concatenating

JAVA STRING BUILDER CLASS

Java StringBuilder class is used to create mutable (modifiable) string

JAVA STRING BUILDER CLASS

Java StringBuilder class is used to create mutable (modifiable) string

CREATING IMMUTABLE CLASS

There are many immutable classes like String, Boolean, Byte, Short, Integer, Long, Float, Double etc