Web API Reference | MapGuide Open Source |
All layer definitions from MapGuide versions prior to MapGuide Open Source 1.2 use version 1.0.0. Version 1.1.0 was introduced in MapGuide Open Source 1.2, version 1.2.0 was introduced in MapGuide Open Source 2.0, and version 1.3.0 was introduced in MapGuide Open Source 2.1.
You don't need to use a newer version unless you want to make use of the new features supported by the new versions:
LayerDefinition-1.0.0.xsd - Details
LayerDefinition-1.1.0.xsd - Details
LayerDefinition-1.2.0.xsd - Details
LayerDefinition-1.3.0.xsd - Details