Baseline Widely available
objectStoreNames
㯠IDBDatabase
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã®ããããã£ã§ãç¾å¨æ¥ç¶ãã¦ãããã¼ã¿ãã¼ã¹ã®ãªãã¸ã§ã¯ãã¹ãã¢åã®ãªã¹ããå«ã DOMStringList
ã§ãã
ã¡ã¢: ãã®æ©è½ã¯ã¦ã§ãã¯ã¼ã«ã¼å ã§å©ç¨å¯è½ã§ãã
å¤ç¾å¨æ¥ç¶ãã¦ãããã¼ã¿ãã¼ã¹ã®ãªãã¸ã§ã¯ãã¹ãã¢åã®ãªã¹ããå«ã DOMStringList
ã
// ãã¼ã¿ãã¼ã¹ãéã
const DBOpenRequest = window.indexedDB.open("toDoList", 4);
// ããã 2 åã®ã¤ãã³ããã³ãã©ã¼ã¯ï½¤ãã¼ã¿ãã¼ã¹ãæ£å¸¸ã«éãããã、失æããæã«åä½ãã¾ã。
DBOpenRequest.onerror = (event) => {
note.innerHTML += "<li>ãã¼ã¿ãã¼ã¹ã®èªã¿è¾¼ã¿ã«å¤±æãã¾ãã。</li>";
};
DBOpenRequest.onsuccess = (event) => {
note.innerHTML += "<li>ãã¼ã¿ãã¼ã¹ãåæåãã¾ãã。</li>";
// ãã¼ã¿ãã¼ã¹ãéããçµæã夿° db ã«ä¿åãã¾ã。ããã¯å¾ã§ãããã使ãã¾ã。
db = DBOpenRequest.result;
// ãã®è¡ã§ã¯æ¥ç¶ãããã¼ã¿ãã¼ã¹ã®ãªãã¸ã§ã¯ãã¹ãã¢åãè¨é²ãã¾ã。
// { ['my-store-name'] } ã®ãããªãªãã¸ã§ã¯ãã®ã¯ãã§ãã
console.log(db.objectStoreNames);
};
仿§æ¸ ãã©ã¦ã¶ã¼ã®äºææ§ é¢é£æ
å ±
IDBDatabase
IDBTransaction
IDBKeyRange
IDBObjectStore
IDBCursor
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