/Java/Java check if array element is null

Java check if array element is null

public class test {

    public static void main(String[] args) {
        Object[][] someArray = new Object[5][];
        someArray[0] = new Object[10];
        someArray[1] = null;
        someArray[2] = new Object[1];
        someArray[3] = null;
        someArray[4] = new Object[5];

        for (int i=0; i<=someArray.length-1; i++) {
            if (someArray[i] != null) {
                System.out.println("not null");
            } else {
                System.out.println("null");
            }
        }
    }
}

$ /cygdrive/c/Program\ Files/Java/jdk1.6.0_03/bin/java -cp . test
not null
null
not null
null
not null

Source: stackoverflow.com

Similar codes

0 vote137 views1 answer
Materialbutton remove shadow xml
Java
0 vote136 views1 answer
H2 enabling remote database creation first
Java
3 votes190 views1 answer
What is vector in java
Java
11 votes170 views2 answers
Java sleep in code
Java
0 vote146 views2 answers
Finding the ASCII value of a Character in java
Java
0 vote140 views1 answer
Java convert to roman numerals
Java
0 vote144 views1 answer
Java to kotlin tutorial
Java
1 vote133 views4 answers
How to create progress dialog programmatically in android
Java
1 vote141 views1 answer
Check if a char is a space java
Java
0 vote157 views1 answer
Autowired in spring boot error creating bean with name
Java Spring