if (a > b) { System.out.println(a); } else { System.out.println(b); } switch (n) { case 1: System.out.println("one"); break; case 2: System.out.println("two"); break; default: System.out.println("something else"); } // end switch (n)
for (int i=0; i<n; i++) { System.out.println(i); } while (moreData()) { readIt(); } do { readIt(); if (done) break; if (bypassThisOne) continue; processIt(); } while (moreData());
public class Test extends StandardTest { public static void main (String[] args) { try { dangerMethod(); } catch (StrangeException e) { System.out.println("oops " + e.getMessage()); } } // end main void dangerMethod() throws StrangeException { if (unexpected) throw new StrangeException ("oh oh"); } // end dangeMethod } end class Test
Type | Signed? | Bits | Bytes | Lowest | Highest |
---|---|---|---|---|---|
boolean | n/a | 1 | 1 | false | true |
char | unsigned Unicode | 16 | 2 | '\u0000' | '\uffff' |
byte | signed | 8 | 1 | -128 | +127 |
short | signed | 16 | 2 | -32,768 | +32,767 |
int | signed | 32 | 4 | -2,147,483,648 | +2,147,483,647 |
long | signed | 64 | 8 | -9,223,372,036,854,775,808 | +9,223,372,036,854,775,807 |
float | signed exponent and mantissa | 32 | 4 | ±1.40129846432481707e-45 | ±3.40282346638528860e+38 |
double | signed exponent and mantissa | 64 | 8 | ±4.94065645841246544e-324 | ±1.79769313486231570e+308 |
Precedence | Operator | Association |
---|---|---|
1 | ++ --
(unary) + - ~ ! (cast) |
Right |
2 | * / % | Left |
3 | + - | Left |
4 | << >> >>> | Left |
5 | < > <= >= | Left |
6 | == != | Left |
7 | & | Left |
8 | ^ | Left |
9 | | | Left |
10 | && | Left |
11 | || | Left |
12 | ? : | Right |
13 | = *= /= += -=
<<= >>= >>>= &= ^= |= |
Right |
/** * @(#)FormattedTextField.java 1.34 98/01/27 * @author Roedy Green * @version 1.34 1998 January 18 * @deprecated No replacement * @deprecated Replaced by otherMethod(int) * @see otherMethod * @see #otherMethod * @see java.awt.Component#repaint * @see <a href="http://mindprod.com/gloss.html">Java glossary</A> * @param x >B<pixels>/B< right of the origin. * @return number of oranges. * @exception java.beans.PropertyVetoException when mask is invalid * @since JDK1.1 */
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