diff --git a/SrcJuDataCache.js b/SrcJuDataCache.js
index f7276b65..34bb328d 100644
--- a/SrcJuDataCache.js
+++ b/SrcJuDataCache.js
@@ -4,3 +4,21 @@ function cacheData(data){
     let cachefile = `hiker://files/cache/_fileSelect_${cfilename}.json`;
     writeFile(cachefile,JSON.stringify(jkdata));
 }
+
+function readData(jkid){
+    let cfilename = jkid;
+    let cachefile = `hiker://files/cache/_fileSelect_${cfilename}.json`;
+    let cachedata = fetch(cachefile);
+    if(cachedata != ""){
+        try{
+            eval("var jkdata=" + cachedata+ ";");
+        }catch(e){
+            var jkdata = {};
+        }
+    }else{
+        var jkdata = {};
+    }
+    let 公共 = jkdata.public;
+    let 一级 = jkdata.parse;
+    let 二级 = jkdata.erparse;
+}
\ No newline at end of file