Answers for "java string class"

java string methods

static String valueOf(int i) - returns the string representation of the int 
argument.

String... java

//Object... (here String...) means that you can give
//in parameter one or many objects of same type

func();

func("arg1", "arg2", "arg3");

String[] args = new String[]{"arg1", "arg2", "arg3"}
func(args);

void func(String... args);

string method example in java

public char charAt(int index)
-----------------------------
String x = "airplane";
System.out.println( x.charAt(2) ); // output is 'r'

string java

String str = "abc";