30 lines
987 B
JavaScript
30 lines
987 B
JavaScript
const fs = require("fs");
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// 保存题目和答案到txt文件，但仅当题目不存在时保存
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function saveToFile(data) {
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try {
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const existingData = readFromFile(); // Read existing data
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const newData = { ...existingData, ...data }; // Merge existing and new data
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fs.writeFileSync("questions.txt", JSON.stringify(newData), "utf-8");
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console.log("Data saved to questions.txt");
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} catch (error) {
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console.error("Error saving data:", error);
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}
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}
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// 从txt文件中读取题目和答案
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function readFromFile(question) {
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try {
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const data = fs.readFileSync("questions.txt", "utf-8");
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const savedData = JSON.parse(data);
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if (question) {
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return savedData[question] || "Question not found";
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} else {
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return savedData;
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}
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} catch (error) {
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console.error("Error reading file:", error);
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return {};
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}
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}
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module.exports = { saveToFile, readFromFile }; |