ee.Number.evaluate

Mengambil nilai objek ini secara asinkron dari server dan meneruskannya ke fungsi callback yang disediakan.

Penggunaan	Hasil
Number.evaluate(callback)

Argumen	Jenis	Detail
ini: computedobject	ComputedObject	Instance ComputedObject.
callback	Fungsi	Fungsi formulir function(success, failure), yang dipanggil saat server menampilkan jawaban. Jika permintaan berhasil, argumen keberhasilan berisi hasil yang dievaluasi. Jika permintaan gagal, argumen kegagalan akan berisi pesan error.

Contoh

Code Editor (JavaScript)

/**
 * WARNING: this function transfers data from Earth Engine servers to the
 * client. Doing so can negatively affect request processing and client
 * performance. Server-side options should be used whenever possible.
 * Learn more about the distinction between server and client:
 * https://developers.google.com/earth-engine/guides/client_server
 */

// A server-side ee.Number object.
var numberServer = ee.Number(10.3);

// Use evaluate to transfer server-side number to the client.
numberServer.evaluate(function(numberClient) {
  print('Client-side primitive data type', typeof numberClient);  // number
  print('Client-side number', numberClient);  // 10.3
  print('Client-side number used in expression', numberClient + 10);  // 20.3
});

Penyiapan Python

Lihat halaman Lingkungan Python untuk mengetahui informasi tentang Python API dan penggunaan geemap untuk pengembangan interaktif.

import ee
import geemap.core as geemap

Colab (Python)

# The Earth Engine Python client library does not have an evaluate method for
# asynchronous evaluation of ee.Number objects.
# Use ee.Number.getInfo() instead.