ee.Number.parse
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Einen String in eine Zahl umwandeln.
Nutzung | Ausgabe |
---|
ee.Number.parse(input, radix) | Zahl |
Argument | Typ | Details |
---|
input | String | Der String, der in eine Zahl konvertiert werden soll. |
radix | Ganzzahl, Standard: 10 | Eine Ganzzahl, die das Zahlensystem angibt, aus dem konvertiert werden soll. Wenn die Eingabe keine Ganzzahl ist, muss die Basis gleich 10 sein oder nicht angegeben werden. |
Beispiele
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
Python einrichten
Informationen zur Python API und zur Verwendung von geemap
für die interaktive Entwicklung finden Sie auf der Seite
Python-Umgebung.
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
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Zuletzt aktualisiert: 2025-07-26 (UTC).
[null,null,["Zuletzt aktualisiert: 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```"]]