Changes

|{{Func|util:if|$codition condition as item()*, $then as item()*|item()*}}<br/>{{Func|util:if|$codition condition as item()*, $then as item()*, $else as item()*|item()*}}<br/>

|Alternative writing for the if/then/else expression. :* If the ''effective boolean value'' of {{Code|$condition }} yields falsetrue, the {{Code|$then}} branch will be evaluated.* Otherwise, and if no {{Code|$else}} branch will be evaluated. If no third argument is supplied, an empty sequence is will be returned.