1.

unpackage/dist/dev/mp-weixin/utils/util.js

@@ -1,6 +1,25 @@
 "use strict";
-require("../common/vendor.js");
+const common_vendor = require("../common/vendor.js");
 require("../request/http.js");
+function isValidJSON(jsonString) {
+  if (typeof jsonString !== "string") {
+    common_vendor.index.__f__("warn", "at utils/util.js:49", "输入必须是字符串类型");
+    return false;
+  }
+  jsonString = jsonString.trim();
+  if (jsonString === "") {
+    return false;
+  }
+  try {
+    const parsed = JSON.parse(jsonString);
+    if (typeof parsed !== "object" || parsed === null)
+      return false;
+    return true;
+  } catch (error) {
+    common_vendor.index.__f__("log", "at utils/util.js:70", "JSON 格式错误:", error.message);
+    return false;
+  }
+}
 function accDiv(arg1, arg2) {
   var t1 = 0, t2 = 0, r1, r2;
   try {
@@ -131,5 +150,6 @@ exports.getLocaleMonthDayHourMinte = getLocaleMonthDayHourMinte;
 exports.getLocaleTime = getLocaleTime;
 exports.getRateStr = getRateStr;
 exports.getRateUpOrDown = getRateUpOrDown;
+exports.isValidJSON = isValidJSON;
 exports.replaceAnswerLabel = replaceAnswerLabel;
 //# sourceMappingURL=../../.sourcemap/mp-weixin/utils/util.js.map