$status = $db->apply($key, "test_record_udf", "bin_udf_operation_integer", array("age", 2, 20), $returned); if ($status != Aerospike::OK) { var_dump("udf_apply operation failed"); } else { echo "UDF apply result : "; var_dump($returned); } $db->remove($key); $db->close(); } else { echo "Aerospike DB connection is not established"; } }); $app->get('/deregister', function () use($db) { if ($db->isConnected()) { $status = $db->deregister("test_record_udf.lua"); if ($status != Aerospike::OK) { var_dump("UDF deregister failed"); } else { var_dump("UDF deregistered successfully"); } $db->close(); } else { echo "Aerospike DB connection is not established"; } }); $app->put('/removebin', function () use($db) { if ($db->isConnected()) { for ($i = 0; $i < 100; $i++) { $key = $db->initKey("test", "demo", "key" . $i); $status = $db->removeBin($key, array("age"));