Base class for versioned formats, i.e. a format which supports multiple versions.
| OpenLayers. | Base class for versioned formats, i.e. | 
| Properties | |
| defaultVersion | {String} Version number to assume if none found. | 
| version | {String} Specify a version string if one is known. | 
| profile | {String} If provided, use a custom profile. | 
| errorProperty | {String} Which property of the returned object to check for in order to determine whether or not parsing has failed. | 
| stringifyOutput | {Boolean} If true, write will return a string otherwise a DOMElement. | 
| Constructor | |
| OpenLayers. | Constructor. | 
| Functions | |
| write | Write a document. | 
| read | Read a doc and return an object representing the document. | 
Write a document.
write: function( obj, options ) 
Read a doc and return an object representing the document.
read: function( data, options )