Mic*_*lps 12 javascript indexeddb
为什么我有错误?
我的代码:
var idb = window.indexedDB || // Use the standard DB API
window.mozIndexedDB || // Or Firefox's early version of it
window.webkitIndexedDB; // Or Chrome's early version
var IDBTransaction = window.IDBTransaction || window.webkitIDBTransaction;
var IDBKeyRange = window.IDBKeyRange || window.webkitIDBKeyRange;
var dbName='nameDb';
var idbRequest=idb.open(dbName,'4.67' /*,dbDescription */);
idbRequest.onsuccess=function (e) {
debugger
var db=e.target.result;
if (!db.objectStoreNames.contains('chat')){
co=db.createObjectStore('chat',{'id':100});
};
if (!db.objectStoreNames.contains('iam')){
co1=db.createObjectStore('iam');
};
};
idbRequest.onerror = function (e) {
debugger
};
Run Code Online (Sandbox Code Playgroud)
未捕获的InvalidStateError:无法在"IDBDatabase"上执行"createObjectStore":数据库未运行版本更改事务.index.html:37 idbRequest.onsuccess
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