Parse an XML message
Verified
Added by iNTERFACEWARE
How to parse an XML message using xml.parse()
Source Code
local Msg = xml.parse{data=Data}
Description
How to parse an XML message using xml.parse()
Usage Details
Parsing an XML message is simple, just use the use the xml.parse()
function. However there are a few tricks to learn with XML node trees, so be sure to look the “more info” links below.
How to use the snippet:
- Paste the code into a Filter or To Translator script
- Change the vmd parameter if you want to use a different VMD file
- Usually the data parameter does not need to be changed
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How to extract the tags from a string of html, using PCRE regex with string.rxmatch()
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Find the position of the first instance of a string (pattern) within a string, returns the start and end indices
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Using # or string.len() to find the length of a string, the result is the same
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Use node.child() to return the node of the specified name, works for all node types
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Use iguana.channelConfig{} to get configuration information for a channel, you can use either guid or channel name to specify the channel
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Use os.fs.stat() to get statistics for a file or directory
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Use iguana.status() to return an XML summary of the local Iguana's runtime state
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Use iguana.webInfo() to get web server and HTTP channel server configuration
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Use string.sub() to return part of a string, by specifying the start and end positions
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Return the absolute value of a number, using math.abs()
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Get the Iguana log (unique) message ID for the message currently being processed
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Return the floor or ceiling for a number, using math.floor() or math.ceil()
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Use iguana.version() to get the Iguana version number, can be useful for testing for a required/supported version
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Use iguana.workingDir() to get the current Iguana working directory, where config files etc. are stored
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Use node.nodeName() to get the name of a node, works for all node types
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Get the name or guid for the current channel by using iguana.channelName() or iguana.channelGuid()
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Use os.ts.difftime() to get the time in seconds between two time, this function allows for time zones and daylight saving
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Use node.nodeType() to get the type of a node, works for all node types
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Use node.nodeValue() to get the value of a leaf node, works for all node types