Модуль:StrLen

Для документации этого модуля может быть создана страница Модуль:StrLen/doc

local p = {}

function p.len( str1 )
        local str2 = str1.args[1]
        local result = ''

        result = string.len(str2)
        return result
end
--[[
function p.req()
        local result = ''
        
		result = mw.ext.externalData.getDbData{
		 db="DSpace", from="metadatavalue = a,metadatavalue = b",
		 where="a.text_value like '%ARSENOP%' AND a.metadata_field_id = 70 and b.metadata_field_id = 31 and a.dspace_object_id=b.dspace_object_id ",
		 data="Paper_name=a.text_value, Paper_link=a.dspace_object_id"
		}
        
        return result
end
--]]

local cargo = mw.ext.cargo

function p.Main( frame )
    local tables = 'DS_name'
    local fields = 'Name=Paper_name, Link=Paper_link'
    -- optional parameters are grouped in one table
    -- you can omit any or all of them, except join if you use more than one table
    local args = {}
    --[[
        where = 'table1.fieldE="some value", etc.',
        join = 'table1.fieldA = table2.fieldB,table2.fieldC=table3.fieldD, etc.',
        groupBy = 'table1.fieldG',
        having = 'table1.fieldG="some value", etc.',
        orderBy = 'table2.fieldF, etc.',
        limit = some number,
        offset = some number,
    }
    --]]
    local results = cargo.query( tables, fields, args )
    
    for r = 1, #results do
        local result = results[r]
        -- Do something with the result table, e.g. result.alias1
        return result.Paper_name, result.Paper_link
    end
    
    --return results

end

return p