JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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Program: How to sort an array?


Description:

Java Arrays class provides few utility methods. One of the utility method Arrays.sort() helps us to sort an Array of objects. Below example shows how to sort an array.


Code:
package com.java2novice.arrays;

import java.util.Arrays;

public class MyArraySort {

	public static void main(String a[]){
		
		int[] myArr = {3,2,56,12,98,23,56};
		Arrays.sort(myArr);
		for(int str:myArr){
			System.out.println(str);
		}
	}
}

Output:
2
3
12
23
56
56
98
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Default value of a local variables?
The local variables are not initialized to any default values. We should not use local variables with out initialization. Even the java compiler throws error.
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
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