Delete a node tree element
Verified
Added by iNTERFACEWARE
Use node.remove() to delete an element from a table,
Source Code
-- node.remove() works on any node tree
-- an HL7 node tree is used to demonstrate
local Msg, Name = hl7.parse{vmd='example/demo.vmd', data=Data}
local Out = hl7.message{vmd='example/demo.vmd', name=Name}
Out:mapTree(Msg)
-- delete a specified node - "OBX" for example
local deleted = Out:remove('OBX')
trace(Out)
trace(deleted)
Description
Use node.remove() to delete an element from a table,
Usage Details
Use node.remove() to delete an element from a node tree. We use an HL7 node tree as an example, but the function works for all node trees.
How to use the snippet:
- Paste the code into your script
Note: You may also want to look at the table.remove() function to delete elements from Lua tables.
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