Template:Overline/sandbox

Option 1:  Option 2:

The options differ in how they handle empty second parameters. Option 1 Option 1 accpts an empty second parconsiders an empty second parameter to be invoking the 20argument form. Option 2 considers an emoty second parameter
 * (different as expected)
 * (different as expected)
 * (different as expected)
 * (different as expected)
 * (different as expected)
 * (different as expected)
 * (different as expected)
 * (different as expected)