string builder and string buffer in java code example

Example 1: stringbuffer vs stringbuilder java

The StringBuffer and StringBuilder class both produces mutable string objects.
 The main difference between them is that StringBuffer is thread safe;
 StringBuilder is not thread safe.

Example 2: string vs stringbuilder

String is immutable and thread safe
String builder mutable and not thread safe

Example 3: string vs stringbuffer

The main similarity between String and StringBuffer class is that both are
thread safe. 
The main difference is that String is immutable; StringBuffer is mutable.

Example 4: string buffer and string builder

The StringBuffer and StringBuilder 
class both produces mutable string objects.
 The main difference between 
 them is that StringBuffer is thread safe;
 StringBuilder is not thread safe.

Example 5: string vs stringbuilder vs stringbuffer

String vs StringBuilder vs StringBuffer

                STRING          STRINGBUFFER       STRINGBUILDER

Storage         String Pool     Heap                Heap
Modifiable      Immutable   	Mutable           	Mutable
Thread Safe     YES             YES                 NO
Performance     FAST            VERY SLOW           FAST