diff options
author | C. Bess <cbess@company.com> | 2015-11-09 17:55:53 -0600 |
---|---|---|
committer | C. Bess <cbess@company.com> | 2015-11-09 17:55:53 -0600 |
commit | df0992d72c2a28f140e6ff9681c505f36e19249a (patch) | |
tree | 508aa3abe4c25b957dca442560d9c95c9b1fc97a /zh-cn/java-cn.html.markdown | |
parent | afc5ea14654e0e9cd11c7ef1b672639d12418bad (diff) | |
parent | c460e1fafa0e9b4edc6a5cb35b970bb5cc030a81 (diff) |
Merge remote-tracking branch 'adambard/master'
Conflicts:
swift.html.markdown
Diffstat (limited to 'zh-cn/java-cn.html.markdown')
-rw-r--r-- | zh-cn/java-cn.html.markdown | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/zh-cn/java-cn.html.markdown b/zh-cn/java-cn.html.markdown index f7d319e6..a8fd2a4c 100644 --- a/zh-cn/java-cn.html.markdown +++ b/zh-cn/java-cn.html.markdown @@ -124,7 +124,7 @@ public class LearnJava { // HashMaps /////////////////////////////////////// - // 操作符 + // 操作符 /////////////////////////////////////// System.out.println("\n->Operators"); @@ -149,7 +149,7 @@ public class LearnJava { // 位运算操作符 /* - ~ 补 + ~ 取反,求反码 << 带符号左移 >> 带符号右移 >>> 无符号右移 @@ -161,10 +161,13 @@ public class LearnJava { // 自增 int i = 0; System.out.println("\n->Inc/Dec-rementation"); - System.out.println(i++); //i = 1 后自增 - System.out.println(++i); //i = 2 前自增 - System.out.println(i--); //i = 1 后自减 - System.out.println(--i); //i = 0 前自减 + // ++ 和 -- 操作符使变量加或减1。放在变量前面或者后面的区别是整个表达 + // 式的返回值。操作符在前面时,先加减,后取值。操作符在后面时,先取值 + // 后加减。 + System.out.println(i++); // 后自增 i = 1, 输出0 + System.out.println(++i); // 前自增 i = 2, 输出2 + System.out.println(i--); // 后自减 i = 1, 输出2 + System.out.println(--i); // 前自减 i = 0, 输出0 /////////////////////////////////////// // 控制结构 @@ -192,7 +195,7 @@ public class LearnJava { } System.out.println("fooWhile Value: " + fooWhile); - // Do While循环 + // Do While循环 int fooDoWhile = 0; do { @@ -402,4 +405,4 @@ class PennyFarthing extends Bicycle { * [泛型](http://docs.oracle.com/javase/tutorial/java/generics/index.html) -* [Java代码规范](http://www.oracle.com/technetwork/java/codeconv-138413.html) +* [Java代码规范](http://www.oracle.com/technetwork/java/codeconvtoc-136057.html) |