diff options
author | Adam Bard <github@adambard.com> | 2013-07-01 08:41:09 -0700 |
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committer | Adam Bard <github@adambard.com> | 2013-07-01 08:41:09 -0700 |
commit | 1611ac506a6cafc9157d61ce615458f264940fea (patch) | |
tree | cacdfbc13cc867026b0f13348a652faece4f7bd2 /java.html.markdown | |
parent | 0812f53ddbcddc5c2d86ce605f683a17375fcad6 (diff) | |
parent | 9da1289d91d710dcd9157e364a32b0ba7928c679 (diff) |
Merge pull request #70 from Jakehp/patch-1
fixed some issues & added a new array init
Diffstat (limited to 'java.html.markdown')
-rw-r--r-- | java.html.markdown | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/java.html.markdown b/java.html.markdown index 3208971d..3d2e6bbe 100644 --- a/java.html.markdown +++ b/java.html.markdown @@ -19,10 +19,10 @@ Java is a general-purpose, concurrent, class-based, object-oriented computer pro Multi-line comments look like this. */ -// Import Packages +// Import ArrayList class inside of the java.util package import java.util.ArrayList; -// Import all "sub-packages" -import java.lang.Math.*; +// Import all classes inside of java.lang package +import java.lang.*; // Inside of the learnjava class, is your program's // starting point. The main method. @@ -93,6 +93,9 @@ int [] intArray = new int[10]; String [] stringArray = new String[1]; boolean [] booleanArray = new boolean[100]; +// Another way to declare & initialize an array +int [] y = {9000, 1000, 1337}; + // Indexing an array - Accessing an element System.out.println("intArray @ 0: "+intArray[0]); @@ -118,9 +121,9 @@ int i1 = 1, i2 = 2; // Shorthand for multiple declarations // Arithmetic is straightforward System.out.println("1+2 = "+(i1 + i2)); // => 3 -System.out.println("1+2 = "+(i2 - i1)); // => 1 -System.out.println("1+2 = "+(i2 * i1)); // => 2 -System.out.println("1+2 = "+(i1 / i2)); // => 0 (0.5, but truncated towards 0) +System.out.println("2-1 = "+(i2 - i1)); // => 1 +System.out.println("2*1 = "+(i2 * i1)); // => 2 +System.out.println("1/2 = "+(i1 / i2)); // => 0 (0.5, but truncated towards 0) // Modulo System.out.println("11%3 = "+(11 % 3)); // => 2 @@ -346,4 +349,6 @@ Other Topics To Research: * [Generics](http://docs.oracle.com/javase/tutorial/java/generics/index.html) +* [Java Code Conventions](http://www.oracle.com/technetwork/java/codeconv-138413.html) + * The links provided are just to get an understanding of the topic, feel free to google and find specific examples |