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