why it is incorrect expression?

[gearss8888]

I donot know why the following program cannot work, it says "keysTocutBysections = {{}}" is incorrect expression. please help.



public class GetAllContent {
String address;
String[][] keysTocutBysections;
public String GetAllCont (String addr, String keyword) {
address = addr;
if (address.indexOf("9") != -1) {
keysTocutBysections = {{}};
}
return "0";
}
public static void main(String[] args) {
GetAllContent xx = new GetAllContent();
xx.GetAllCont("99", "0");

}
}

 

[markspace]

I donot know why the following program cannot work, it says "keysTocutBysections = {{}}"
is incorrect expression. please help.
keysTocutBysections = {{}};

Ayup, it's incorrect. What do you want help with? What were you
expecting that statement to do?

For an empty double array it's "new String[0][0];"