java - How do I nest a for loop to print a multidimensional Array? -

within program, have created array has been converted int multidimensional array of strings employeenamesa[2][i] want use string builder can print in 1 joptionpane.showmessagedialog. having issues trying nested loop work.

stringbuilder builder = new stringbuilder (employeenamesa.length);     (int i=0; i<employeenamesa.length; builder.append(employeenamesa[][i++]))         {         for(int j=0; j<2; builder.append(employeenamesa[j++][]))         builder.append("\n");         }     joptionpane.showmessagedialog(null, "employees new salary: " + builder.tostring() + "pbi paying more in total salary: $" + (totalsalary - totalnewsalary)); 

are looking this?

stringbuilder builder = new stringbuilder (employeenamesa.length);     (int i=0; i<employeenamesa.length; i++))         {         for(int j=0; j<2; j++)             builder.append(employeenamesa[i][j]+"\n");         }     joptionpane.showmessagedialog(null, "employees new salary: " + builder.tostring() + "pbi paying more in total salary: $" + (totalsalary - totalnewsalary));