Get the value of a node
Verified
Added by iNTERFACEWARE
Use node.nodeValue() to get the value of a leaf node, works for all node types
Source Code
local Msg, Name = hl7.parse{vmd='example/demo.vmd', data=Data}
-- get the value of a leaf node (surname)
local name = Msg.PID[5][1][1][1]:nodeValue()
--> "Surname"
-- get the value of a non-leaf node (name)
local name = Msg.PID[5][1][1]:nodeValue()
--> ERROR: Branch nodes do not have values.
-- best to check for leaf node first
if Msg.PID[5][1][1]:isLeaf() then
local name = Msg.PID[5][1][1]:nodeValue()
--> nothing returned as not executed
end
Description
Use node.nodeValue() to get the value of a leaf node, works for all node types
Usage Details
Use node.nodeValue() to get the value of a leaf node.
Note: The node.nodeValue() function works with all types of node trees.
How to use the snippet:
- Paste the code into your script
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