优化了排序的代码

index.js

@@ -47,7 +47,7 @@ document.getElementById('callButton').addEventListener('click', function () {
     // 计算总积分
     let totalPoints = eligibleStudents.reduce((acc, student) => {
         let pointsKey = Object.keys(student).find(key => key.includes('积分'));
-        return acc + (pointsKey ? parseInt(student[pointsKey]) : 0);
+        return acc + (pointsKey ? parseFloat(student[pointsKey]) : 0);
     }, 0);
 
     // 确保总积分不为零
@@ -72,7 +72,7 @@ document.getElementById('callButton').addEventListener('click', function () {
     // 计算每个学生被选中的概率（总积分越高，被点到的概率越低）
     let probabilities = eligibleStudents.map(student => {
         let pointsKey = Object.keys(student).find(key => key.includes('积分'));
-        let studentPoints = pointsKey ? parseInt(student[pointsKey]) : 0;
+        let studentPoints = pointsKey ? parseFloat(student[pointsKey]) : 0;
         return 1 / (studentPoints + 1) / totalPoints;
     });
 
@@ -229,7 +229,7 @@ document.getElementById('sortByPointsButton').addEventListener('click', function
     updatedData.sort((a, b) => {
         let pointsKeyA = Object.keys(a).find(key => key.includes('积分'));
         let pointsKeyB = Object.keys(b).find(key => key.includes('积分'));
-        return (pointsKeyB ? parseInt(b[pointsKeyB]) : 0) - (pointsKeyA ? parseInt(a[pointsKeyA]) : 0);
+        return (pointsKeyB ? parseFloat(b[pointsKeyB]) : 0) - (pointsKeyA ? parseFloat(a[pointsKeyA]) : 0);
     });
     var displayDiv = document.getElementById('excelDataDisplay');
     displayDiv.innerHTML = '<div style="display: flex; justify-content: space-between;"><span>学号</span><span>姓名</span><span>积分</span></div>';