Identify xml fields in the meta file of an x3p object by name and modify content if uniquely described.
x3p_modify_xml(x3p, element, value)
x3p object with changed meta information
x3p object
character or integer. In case of character, name of xml field in the meta file. Note that element can contain regular expressions, e.g. "*"
returns all meta fields.
In case of integer, element is used as an index for the meta fields.
character. Value to be given to the xml field in the meta file.
logo <- x3p_read(system.file("csafe-logo.x3p", package="x3ptools"))
x3p_show_xml(logo, "creator")
x3p_modify_xml(logo, "creator", "I did that")
x3p_show_xml(logo, 20)
x3p_modify_xml(logo, 20, "I did that, too")
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