博客

参考：https://www.likecs.com/show-308547984.html

function print_r(t)
    local print_r_cache={}
    local function sub_print_r(t,indent)
		if (type(t)=="table") then
			for pos,val in pairs(t) do
				if (type(val)=="table") then
					print(indent.."["..pos.."] = "..tostring(t).." {")
					sub_print_r(val,indent..string.rep(" ",string.len(pos)+8))
					print(indent..string.rep(" ",string.len(pos)+6).."}")
				elseif (type(val)=="string") then
					print(indent.."["..pos..'] = "'..val..'"')
				else
					print(indent.."["..pos.."] = "..tostring(val))
				end
			end
		else
			print(indent..tostring(t))
		end
    end
    if (type(t)=="table") then
        print(tostring(t).." {")
        sub_print_r(t,"  ")
        print("}")
    else
        sub_print_r(t,"  ")
    end
    print()
end
local record1 = {
	["key"] = 1,
	["value"] = 2
}
local record2 = {
	["key"] = 3,
	["value"] = 4
}
local record3 = {record1,record2}
local record = {["where"] = record3}
print_r(record)