PPT Slide

3. Several predefined methods provided

in built-in class String.

Among them are:

length( ) // a string knows its length charAt(iIndex) // returns letter at position

iIndex; 1st char is position 0

substring(iStartIndex) // returns the

// substring from position

// iStartIndex to end of string

substring(iStartIndex, iEndIndex) // returns

// substring from position iStartIndex

// until but NOT INCLUDING position iEndIndex

String Stuff

1. You need not explicitly instantiate Strings.

2. The ‘+’ operater overloaded for Strings, to support concatenation, e.g.,

System.out.println(“This string is an example of” +

“ one that is too long to fit on one line. Your TAs take off points” +

“ for lines that exceed 80 column characters.”);