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double: 2.3, -7.0, 3.0e8, 6.022e23 int: 43, -7, 2, 0 String: "hello", "hi", "a", "" char: 'a', '?'Note the subtle difference between the int 456, and the String "456".
Object120.intToDouble( 3 ) Object120.doubleToInt( 3.7 ) Object120.toString( 3.7 ) Object120.stringToInt( "456" ) Object120.stringToDouble( "456" ) |
Note that
int myAge; myAge = 37; double pie; pie = 3.14159265; String magicWord; magicWord = "supercalifragilisticexpialidocious"; |
String magicWord; magicWord = "supercalifragilisticexpialidocious"; charAt( substring( magicWord, 5, 10 ), 2 ) charAt( toUpperCase(substring( magicWord, 5, 10 )), 2 ) |
A common use of variables is to
String magicWord; magicWord = "supercalifragilisticexpialidocious"; String magicFragment; magicFragment = substring( magicWord, 5, 10 ); charAt( magicFragment, 2 ) String loudFragment; loudFragment = toUpperCase(magicFragment); charAt( loudFragment, 2 ) |
home—info—lects—labs—exams—hws
tutor/PIs—breeze (snow day)
Object120 + its docs—java.lang docs—java.util docs
©2012, Ian Barland, Radford University Last modified 2012.Aug.31 (Fri) |
Please mail any suggestions (incl. typos, broken links) to ibarlandradford.edu |