idbcursor_update_objectstore4.htm
<!DOCTYPE html>
<title>IDBCursor.update() - index - modify a record in the object store </title>
<link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support.js"></script>
<script>
var db,
t = async_test(document.title, {timeout: 10000})
var open_rq = createdb(t);
open_rq.onupgradeneeded = function(e) {
db = e.target.result;
var objStore = db.createObjectStore("test");
objStore.add("data", "key");
};
open_rq.onsuccess = t.step_func(function(e) {
var txn = db.transaction("test", "readwrite"),
cursor_rq = txn.objectStore("test")
.openCursor();
cursor_rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
cursor.value = "new data!";
cursor.update(cursor.value).onsuccess = t.step_func(function(e) {
assert_equals(e.target.result, "key");
t.done();
});
});
});
</script>
<div id="log"></div>