How to fill cells with similar information with a quick function? | Excel 2007

Let’s say you have some cells in one column filled with numbers and other cells in the same column are empty. What we want to do now is enter zeros into the cells that are empty. Select the area you want to be filled. Go to the Home tab under Editing section and choose Find & Select. From the drop-down menu choose “Replace …” Into the “Find what” do not enter anything and into “Replace with” enter a zero. Now press the “Replace All” button.