e328. determining the word boundaries in a unicode string.txt

这里面包含了一百多个JAVA源文件

The word break iterator finds both the beginning and end of words. 
    BreakIterator iterator = BreakIterator.getWordInstance(Locale.CANADA);
    iterator.setText("a sentence");
    for (int index=iterator.first(); index != BreakIterator.DONE; index=iterator.next()) {
        process(index);
    }