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xpath for xml navigation

XPath for XML Navigation Janis Voigtl ander Technische Universit - PowerPoint PPT Presentation

Sep 03, 2023 •269 likes •1.7k views

XPath for XML Navigation Janis Voigtl ander Technische Universit at Dresden Summer Term 2009 XPath for Tree Navigation: An Example Document: A B B C D D E F F E F F F F Query: /descendant::D/child::F[position()=1] XPath for

  1. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  2. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  3. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  4. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  5. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  6. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  7. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  8. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  9. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  10. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  11. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  12. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  13. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  14. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  15. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  16. Another Example Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box/item[@color="yellow"]

  17. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item]

  18. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item]

  19. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item]

  20. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item]

  21. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item]

  22. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item]

  23. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item]

  24. Paths as Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item] Note the difference to //box/item !

  25. Nested Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item[@color="yellow"]]

  26. Nested Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item[@color="yellow"]]

  27. Nested Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item[@color="yellow"]]

  28. Nested Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item[@color="yellow"]]

  29. Nested Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item[@color="yellow"]]

  30. Nested Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item[@color="yellow"]]

  31. Nested Filter Expressions Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //box[item[@color="yellow"]]

  32. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: /descendant::item[1]

  33. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: /descendant::item[1]

  34. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: /descendant::item[1]

  35. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: /descendant::item[1]

  36. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: /descendant::item[1]

  37. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: /descendant::item[1]

  38. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: /descendant::item[1]

  39. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //item[1]

  40. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //item[1]

  41. Tricky Abbreviations Document: doc box box box item item item item item color=“yellow” color=“yellow” color=“blue” color=“green” color=“blue” Query: //item[1]

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