Validating Tools

• Command line programs like sax.SAXCount and dom.DOMCount from Xerces

  D:\speaking\SD2000 East\dtds>java sax.SAXCount -v invalidhotcop.xml
  [Error] invalidhotcop.xml:10:9: The content of element type "SONG" 
  must match "(TITLE,COMPOSER+,PRODUCER*,PUBLISHER*,LENGTH?,YEAR?,ARTIST+)".
  invalidhotcop.xml: 671 ms (7 elems, 0 attrs, 19 spaces, 59 chars)
  
  D:\speaking\SD2000 East\dtds>java sax.SAXCount -v validhotcop.xml
  validhotcop.xml: 621 ms (10 elems, 0 attrs, 28 spaces, 98 chars)
  
  

• Online validators:

  • http://www.stg.brown.edu/service/xmlvalid/

  • http://www.cogsci.ed.ac.uk/%7Erichard/xml-check.html

• Browsers