nullpointerexception java

Solutions on MaxInterview for nullpointerexception java by the best coders in the world

showing results for - "nullpointerexception java"
Ilene
18 Jan 2019
1TestObject a = new TestObject();String b = a.getTestResult();b.toString();
Andrés
23 Oct 2017
1Integer num;
2num = new Integer(10);
3
Lennart
23 Jan 2019
1int x;
2x = 10;
3
Michele
18 Jan 2016
1public class MyClass{
2private Object iAmNowNull;//This is null by default
3    private Object iAmInitialized=new Object();
4    public void test(){
5    	System.out.println(iAmInitialized.toString());//prints that object
6        System.out.println(iAmNull.toString());//throws a NullPointerException
7}
Andreas
29 Sep 2018
1public class MyClass{
2	private Object iAmNull;//This is null by default
3    private Object iAmInitialized=new Object();
4    public void test(){
5    	System.out.println(iAmInitialized.toString());//prints that object
6        System.out.println(iAmNull.toString());//throws a NullPointerException
7    }
8}
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