Answers for "java stringbuilder"

stringbuilder to string java

StringBuilder.toString();
//the text will be whatever information you gave in the constructor

java string builder

StringBuilder stringBuilder = new StringBuilder();

stringBuilder.append("string");

System.out.println("String = " + stringBuilder.toString());

string builder in java

Java StringBuilder class is used to create
  mutable (modifiable) string. The Java
  StringBuilder class is same as StringBuffer
  class except that it is non-synchronized.
    
StringBuilder()
    creates an empty string Builder with the initial capacity of 16.
StringBuilder(String str)
    creates a string Builder with the specified string.
StringBuilder(int length)
    creates an empty string Builder with the specified capacity as length.  

StringBuilder builder = new StringBuilder("Harvard"); 
// mutable you modify object new keyword ile olusturuoyrsun StringBuilder
        builder.append(" School"); 
// append method we are calling from Builder 
//** it is not synchronized means fast
        System.out.println(builder); // Harvard School

stringbuilder java

StringBuilder objects are like String objects, except that they can be modified

what is stringbuilder used for in java

Java StringBuilder class is used to create
  mutable (modifiable) string. The Java
  StringBuilder class is same as StringBuffer
  class except that it is non-synchronized.
    
StringBuilder()
    creates an empty string Builder with the initial capacity of 16.
StringBuilder(String str)
    creates a string Builder with the specified string.
StringBuilder(int length)
    creates an empty string Builder with the specified capacity as length.

stringbuilder

It is mutable char sequence and it is not
thread safe.