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@@ -3182,7 +3182,7 @@ router.route("/addClassStudent").all((req, res, next) => {
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mysql.usselect(_userdata, function(ret) {
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let classid = ret[0][0].classid;
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if (classid.indexOf(cid) == -1) {
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- classid = classid.split(",");
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+ classid = classid ? classid.split(",") : [];
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classid.push(cid);
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let _userdata2 = [student[i], classid.join(",")];
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_userdata2.unshift(
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@@ -3209,7 +3209,7 @@ router.route("/addClassTeacher").all((req, res, next) => {
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mysql.usselect(_userdata, function(ret) {
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let classid = ret[0][0].cclassid;
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if (classid.indexOf(cid) == -1) {
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- classid = classid.split(",");
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+ classid = classid ? classid.split(",") : [];
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classid.push(cid);
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let _userdata2 = [student[i], classid.join(",")];
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_userdata2.unshift(
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