// ways to set text in a component
TextField.setText();
Label.setText();
Button.setLabel();
AbstractButton.setText();
Frame.setTitle();
// Since setTitle does not put the text in the frame itself, this naming is reasonable.

// ways to change an element
setCharAt(int index, char c );
Vector.setElementAt( Object o, intindex );
List.set( int index, Object o );

// ways to get length
lenOfArray = myArray.length;
lenOfString = myString.length();
myList.size();