| 1 | program self |
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| 2 | use flib_xpath |
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| 3 | ! |
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| 4 | ! Example of re-scanning of an element |
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| 5 | ! |
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| 6 | type(xml_t) :: fxml |
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| 7 | type(dictionary_t) :: attributes |
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| 8 | |
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| 9 | integer :: status |
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| 10 | character(len=100) :: id, currency, price |
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| 11 | |
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| 12 | call open_xmlfile("inventory.xml",fxml,status) |
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| 13 | ! |
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| 14 | do |
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| 15 | call mark_node(fxml,path="//item",status=status) |
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| 16 | if (status < 0) exit |
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| 17 | ! |
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| 18 | ! Pretend we forgot to get the id attribute... |
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| 19 | ! |
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| 20 | call get_node(fxml,path=".",attributes=attributes,status=status) |
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| 21 | if (status < 0) exit |
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| 22 | call get_value(attributes,"id",id,status) |
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| 23 | if (status /= 0) stop "missing id attribute!" |
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| 24 | print *, "Id: ", trim(id) |
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| 25 | ! |
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| 26 | ! Now perform a relative search in two stages: |
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| 27 | ! First the attributes... |
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| 28 | ! |
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| 29 | call get_node(fxml,path="price",attributes=attributes,status=status) |
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| 30 | if (status < 0) exit |
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| 31 | call get_value(attributes,"currency",currency,status) |
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| 32 | if (status /= 0) stop "missing currency attribute!" |
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| 33 | print *, "Currency: ", trim(id) |
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| 34 | |
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| 35 | ! And then the pcdata. Note that "." refers now to the /item/price |
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| 36 | ! element, since fxml has been running through the file and we |
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| 37 | ! have not saved any context to get back to. |
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| 38 | ! |
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| 39 | call get_node(fxml,path=".",pcdata=price,status=status) |
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| 40 | if (status /= 0) stop "error in retrieving price data" |
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| 41 | print *, "Price: ", trim(price) |
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| 42 | enddo |
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| 43 | end program self |
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