NiFi Ingest 25.4
NiFi Ingest

# array

The `array` method gets the array, if the value is a JSON array.

## Syntax

    array()

## Returns

(LuaJsonArray). A LuaJsonArray object that represents the array.

## Example

    local fh = io.open("example_array.json", "r")
    local file_content = fh:read("*all")
    fh:close()

    local myJsonValue = parse_json(file_content)

    if myJsonValue:is_array() then
       print "The value is a JSON array"
       local myJsonArray=myJsonValue:array()
       print (myJsonArray:string())
    end

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Version 25.4 | Last updated October 2025

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Product: Knowledge Discovery NiFi Ingest 25.4

Topic Title: array