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authorSean Nam <namsangwoo1@gmail.com>2017-01-03 00:48:44 -0800
committerSean Nam <namsangwoo1@gmail.com>2017-01-03 00:48:44 -0800
commitf2a5bc8a91ab7da393a1c8548956d6e858bf2c11 (patch)
tree0b3464da048f20b2ee3c428f75d27b7227cd8c85
parentae16d450781aecd9ff4423deb2cf67317d309080 (diff)
Updated Java (en-us) to include Input using Scanner and System.in
-rw-r--r--java.html.markdown35
1 files changed, 35 insertions, 0 deletions
diff --git a/java.html.markdown b/java.html.markdown
index 12de0c73..9bb036cd 100644
--- a/java.html.markdown
+++ b/java.html.markdown
@@ -10,6 +10,7 @@ contributors:
- ["Rachel Stiyer", "https://github.com/rstiyer"]
- ["Michael Dähnert", "https://github.com/JaXt0r"]
- ["Rob Rose", "https://github.com/RobRoseKnows"]
+ - ["Sean Nam", "https://github.com/seannam"]
filename: LearnJava.java
---
@@ -51,6 +52,14 @@ public class LearnJava {
// point.
public static void main (String[] args) {
+ ///////////////////////////////////////
+ // Input/Output
+ ///////////////////////////////////////
+
+ /*
+ * Ouput
+ */
+
// Use System.out.println() to print lines.
System.out.println("Hello World!");
System.out.println(
@@ -65,6 +74,32 @@ public class LearnJava {
// Use System.out.printf() for easy formatted printing.
System.out.printf("pi = %.5f", Math.PI); // => pi = 3.14159
+ /*
+ * Input
+ */
+
+ // use Scanner to read input
+ // must import java.util.Scanner;
+ Scanner scanner = new Scanner(System.in);
+
+ // read string input
+ String name = scanner.next();
+
+ // read byte input
+ byte numByte = scanner.nextByte();
+
+ // read int input
+ int numInt = scanner.nextInt();
+
+ // read long input
+ float numFloat - scanner.nextFloat();
+
+ // read double input
+ double numDouble = scanner.nextDouble();
+
+ // read boolean input
+ boolean bool = scanner.nextBoolean();
+
///////////////////////////////////////
// Variables
///////////////////////////////////////