java--Common Class (StringBuffer)

"StringBuffer"

 <1>java.lang.stringbuffer represents a variable sequence of characters. <2>stringbuffer is similar to string, but StringBuffer can change its string. common construction methods for the <3>stringbuffer class:StringBuffer ();//Create an "empty" StringBuffer object that does not contain a sequence of stringsStringBuffer (String str);//Creates a StringBuffer object that contains the same sequence of characters as the String Object str.  "Append Method"  the Insert Method  "Delete method"  "method similar to string"  "Reverse Method"  "Program Analysis"         

java--Common Class (StringBuffer)