idbobjectstore_count3.htm
<!DOCTYPE html>
<meta charset=utf-8>
<title>IDBObjectStore.count() - returns the number of records that have keys with the key</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
createdb(async_test()).onupgradeneeded = function(e) {
db = e.target.result
var store = db.createObjectStore("store", { keyPath: "k" })
for (var i = 0; i < 5; i++)
store.add({ k: "key_" + i });
store.count("key_2").onsuccess = this.step_func(function(e) {
assert_equals(e.target.result, 1, "count(key_2)")
store.count("key_").onsuccess = this.step_func(function(e) {
assert_equals(e.target.result, 0, "count(key_)")
this.done()
})
})
}
</script>
<div id=log></div>