update at 2026-02-14 10:58:54

src/core/parser.ts

@@ -5,11 +5,33 @@ import type { RawTable } from './types';
 /**
  * 将任意单元格值转换为字符串，统一处理 null/undefined 场景。
  */
+function tryRecoverUtf8Mojibake(value: unknown): string {
+  const original = String(value);
+  if (!original) {
+    return original;
+  }
+  if (/[\u4e00-\u9fff]/.test(original)) {
+    return original;
+  }
+  if (!/[ÃÂÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿ]/.test(original)) {
+    return original;
+  }
+  try {
+    const recovered = decodeURIComponent(escape(original));
+    if (/[\u4e00-\u9fff]/.test(recovered)) {
+      return recovered;
+    }
+  } catch {
+    // 忽略恢复失败，回退原文
+  }
+  return original;
+}
+
 function normalizeCell(value: unknown): string {
   if (value === null || value === undefined) {
     return '';
   }
-  return String(value).trim();
+  return tryRecoverUtf8Mojibake(value).trim();
 }
 
 /**