Pengumuman: Semua project nonkomersial yang terdaftar untuk menggunakan Earth Engine sebelum
15 April 2025 harus
memverifikasi kelayakan nonkomersial untuk mempertahankan akses Earth Engine.
ee.Number.parse
Tetap teratur dengan koleksi
Simpan dan kategorikan konten berdasarkan preferensi Anda.
Mengonversi string menjadi angka.
Penggunaan | Hasil |
---|
ee.Number.parse(input, radix) | Angka |
Argumen | Jenis | Detail |
---|
input | String | String yang akan dikonversi menjadi angka. |
radix | Bilangan bulat, default: 10 | Bilangan bulat yang menunjukkan sistem bilangan dasar yang akan dikonversi. Jika input bukan bilangan bulat, radix harus sama dengan 10 atau tidak ditentukan. |
Contoh
Code Editor (JavaScript)
print('Client-side string converted to ee.Number',
ee.Number.parse('10')); // 10
print('ee.String converted to ee.Number',
ee.Number.parse(ee.String('100'))); // 100
print('Ambiguous string object converted to ee.Number',
ee.Number.parse(ee.Feature(null, {id: '1000'}).get('id'))); // 1000
print('Ambiguous number object converted to ee.Number',
ee.Number.parse(ee.Feature(null, {id: 1000}).get('id'))); // 1000
print('Leading zeros are removed',
ee.Number.parse('0001')); // 1
print('Radix 16',
ee.Number.parse('3E8', 16)); // 1000
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)
print('Client-side string converted to ee.Number:',
ee.Number.parse('10').getInfo()) # 10
print('ee.String converted to ee.Number:',
ee.Number.parse(ee.String('100')).getInfo()) # 100
# 1000
print('Ambiguous string object converted to ee.Number:',
ee.Number.parse(ee.Feature(None, {'id': '1000'}).get('id')).getInfo())
print('Leading zeros are removed:',
ee.Number.parse('0001').getInfo()) # 1
print('Radix 16:', ee.Number.parse('3E8', 16).getInfo()) # 1000
Kecuali dinyatakan lain, konten di halaman ini dilisensikan berdasarkan Lisensi Creative Commons Attribution 4.0, sedangkan contoh kode dilisensikan berdasarkan Lisensi Apache 2.0. Untuk mengetahui informasi selengkapnya, lihat Kebijakan Situs Google Developers. Java adalah merek dagang terdaftar dari Oracle dan/atau afiliasinya.
Terakhir diperbarui pada 2025-07-26 UTC.
[null,null,["Terakhir diperbarui pada 2025-07-26 UTC."],[[["\u003cp\u003e\u003ccode\u003eee.Number.parse()\u003c/code\u003e converts a string to an Earth Engine Number object.\u003c/p\u003e\n"],["\u003cp\u003eThe function accepts an optional \u003ccode\u003eradix\u003c/code\u003e argument for specifying the base of the number system (default is 10).\u003c/p\u003e\n"],["\u003cp\u003eLeading zeros in the input string are automatically removed during conversion.\u003c/p\u003e\n"],["\u003cp\u003eThe function can handle various input types like client-side strings, Earth Engine Strings, and values retrieved from Earth Engine features.\u003c/p\u003e\n"]]],["`ee.Number.parse()` converts a string to a number. It accepts a string `input` and an optional `radix` (default 10), representing the base of the number system. If the input isn't an integer, radix must be 10 or unspecified. Leading zeros are removed during conversion. The examples show parsing client-side strings, `ee.String` objects, and ambiguous objects, both in JavaScript and Python. Base 16 conversions using radix are also shown.\n"],null,["# ee.Number.parse\n\nConvert a string to a number.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|-------------------------------------|---------|\n| `ee.Number.parse(input, `*radix*`)` | Number |\n\n| Argument | Type | Details |\n|----------|----------------------|--------------------------------------------------------------------------------------------------------------------------------------------|\n| `input` | String | The string to convert to a number. |\n| `radix` | Integer, default: 10 | An integer representing the base number system from which to convert. If input is not an integer, radix must equal 10 or not be specified. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\nprint('Client-side string converted to ee.Number',\n ee.Number.parse('10')); // 10\n\nprint('ee.String converted to ee.Number',\n ee.Number.parse(ee.String('100'))); // 100\n\nprint('Ambiguous string object converted to ee.Number',\n ee.Number.parse(ee.Feature(null, {id: '1000'}).get('id'))); // 1000\n\nprint('Ambiguous number object converted to ee.Number',\n ee.Number.parse(ee.Feature(null, {id: 1000}).get('id'))); // 1000\n\nprint('Leading zeros are removed',\n ee.Number.parse('0001')); // 1\n\nprint('Radix 16',\n ee.Number.parse('3E8', 16)); // 1000\n```\nPython setup\n\nSee the [Python Environment](/earth-engine/guides/python_install) page for information on the Python API and using\n`geemap` for interactive development. \n\n```python\nimport ee\nimport geemap.core as geemap\n```\n\n### Colab (Python)\n\n```python\nprint('Client-side string converted to ee.Number:',\n ee.Number.parse('10').getInfo()) # 10\n\nprint('ee.String converted to ee.Number:',\n ee.Number.parse(ee.String('100')).getInfo()) # 100\n\n# 1000\nprint('Ambiguous string object converted to ee.Number:',\n ee.Number.parse(ee.Feature(None, {'id': '1000'}).get('id')).getInfo())\n\nprint('Leading zeros are removed:',\n ee.Number.parse('0001').getInfo()) # 1\n\nprint('Radix 16:', ee.Number.parse('3E8', 16).getInfo()) # 1000\n```"]]