getText() method of selenium chrome driver sometimes returns an empty string

Question

I have a curious case where the selenium chrome driver getText() method (java) returns an empty string for some elements, even though it returns a non-empty str

Answer 1

for (int count=0;count<=sizeofdd;count++)
{       
   String GetInnerHTML=getddvalue.get(count).getAttribute("innerHTML");
}

where, 1. getddvalue is the WebElement 2. sizeofdd is the size of getddvalue