如何修复此错误："attempt to index ? (a number value)"

Question

local questions={
    EN={
        Q1={"",""},
        Q2={"",""},
        Q3={"",""},
        Q4={"",""},
        Q5={"",""},
        Q6={"",""},
        Q7={"",""},
        Q8={"",""},
        Q9={"",""},
        Q10={"",""}
    },
    BR={
        Q1={"",""},
        Q2={"",""},
        Q3={"",""},
        Q4={"",""},
        Q5={"",""},
        Q6={"",""},
        Q7={"",""},
        Q8={"",""},
        Q9={"",""},
        Q10={"",""}
    },
    TR={
        Q1={"",""},
        Q2={"",""},
        Q3={"",""},
        Q4={"",""},
        Q5={"",""},
        Q6={"",""},
        Q7={"",""},
        Q8={"",""},
        Q9={"",""},
        Q10={"",""}
    }
}
local current_question = questions.EN.Q..math.random(1,10)[1]

我想让current_question变量从questions表中返回一个随机问题，但它给了我一个错误;"尝试索引？（数字值）"

Answer 1

你需要

告诉解释器Q..math.random(1,10)是一个这样的字符串：

local current_question = questions.EN["Q"..math.random(1,10)][1]