/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

3 votes109 views1 answer
Convert set to list java
Java
1 vote132 views1 answer
LocalDateTime to XMLGregorianCalendar
Java
2 votes106 views1 answer
Java String[] to List
Java
21 votes116 views3 answers
Bubble sort java
Java
1 vote115 views1 answer
Java get system line separator
Java
3 votes112 views1 answer
Java create file with content
Java
22 votes101 views2 answers
How to end a java program
Java
1 vote120 views1 answer
The this(Keyword)
Java
0 vote107 views1 answer
Connectionpool in jdbc
Java
24 votes110 views6 answers
Java string to int
Java