ee.Dictionary
Restez organisé à l'aide des collections
Enregistrez et classez les contenus selon vos préférences.
Construit un nouveau dictionnaire.
Utilisation | Renvoie |
---|
ee.Dictionary(dict) | Dictionnaire |
Argument | Type | Détails |
---|
dict | ComputedObject|Object, facultatif | Objet à convertir en dictionnaire. Ce constructeur accepte les types suivants : 1) un autre dictionnaire. 2) Une liste de paires clé/valeur. 3) Un argument nul ou inexistant (qui génère un dictionnaire vide) |
Exemples
Éditeur de code (JavaScript)
// A dictionary input (e.g. results of ee.Image.reduceRegion of an S2 image).
var dict = {
B1: 182,
B2: 219,
B3: 443
};
print('ee.Dictionary from dictionary input', ee.Dictionary(dict));
// A list of key/value pairs (from previous dictionary).
var list = [
'B1', 182,
'B2', 219,
'B3', 443
];
print('ee.Dictionary from list input', ee.Dictionary(list));
// To create an ee.Dictionary from two corresponding lists of keys and values,
// use the ee.Dictionary.fromLists constructor.
var keys = ['B1', 'B2', 'B3'];
var values = [182, 219, 443];
print('Dictionary from lists of keys and values',
ee.Dictionary.fromLists(keys, values));
Configuration de Python
Consultez la page
Environnement Python pour en savoir plus sur l'API Python et sur l'utilisation de geemap
pour le développement interactif.
import ee
import geemap.core as geemap
Colab (Python)
# A dictionary input (e.g. results of ee.Image.reduceRegion of an S2 image).
dic = {
'B1': 182,
'B2': 219,
'B3': 443
}
print('ee.Dictionary from dictionary input:', ee.Dictionary(dic).getInfo())
# A list of key/value pairs (from previous dictionary).
lst = [
'B1', 182,
'B2', 219,
'B3', 443
]
print('ee.Dictionary from list input', ee.Dictionary(lst).getInfo())
Sauf indication contraire, le contenu de cette page est régi par une licence Creative Commons Attribution 4.0, et les échantillons de code sont régis par une licence Apache 2.0. Pour en savoir plus, consultez les Règles du site Google Developers. Java est une marque déposée d'Oracle et/ou de ses sociétés affiliées.
Dernière mise à jour le 2025/07/26 (UTC).
[null,null,["Dernière mise à jour le 2025/07/26 (UTC)."],[[["\u003cp\u003eCreates a new Earth Engine Dictionary object to store key-value pairs.\u003c/p\u003e\n"],["\u003cp\u003eAccepts dictionary, list of key/value pairs, or no arguments as input to the constructor.\u003c/p\u003e\n"],["\u003cp\u003eEnables data organization and manipulation, such as representing image band values with corresponding band names.\u003c/p\u003e\n"],["\u003cp\u003eProvides flexibility in creating dictionaries from various input types, including existing dictionaries and lists.\u003c/p\u003e\n"]]],[],null,["# ee.Dictionary\n\n\u003cbr /\u003e\n\nConstructs a new Dictionary.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|---------------------------|------------|\n| `ee.Dictionary(`*dict*`)` | Dictionary |\n\n| Argument | Type | Details |\n|----------|----------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `dict` | ComputedObject\\|Object, optional | An object to convert to a dictionary. This constructor accepts the following types: 1) Another dictionary. 2) A list of key/value pairs. 3) A null or no argument (producing an empty dictionary) |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\n// A dictionary input (e.g. results of ee.Image.reduceRegion of an S2 image).\nvar dict = {\n B1: 182,\n B2: 219,\n B3: 443\n};\nprint('ee.Dictionary from dictionary input', ee.Dictionary(dict));\n\n// A list of key/value pairs (from previous dictionary).\nvar list = [\n 'B1', 182,\n 'B2', 219,\n 'B3', 443\n];\nprint('ee.Dictionary from list input', ee.Dictionary(list));\n\n// To create an ee.Dictionary from two corresponding lists of keys and values,\n// use the ee.Dictionary.fromLists constructor.\nvar keys = ['B1', 'B2', 'B3'];\nvar values = [182, 219, 443];\nprint('Dictionary from lists of keys and values',\n ee.Dictionary.fromLists(keys, values));\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\n# A dictionary input (e.g. results of ee.Image.reduceRegion of an S2 image).\ndic = {\n 'B1': 182,\n 'B2': 219,\n 'B3': 443\n}\nprint('ee.Dictionary from dictionary input:', ee.Dictionary(dic).getInfo())\n\n# A list of key/value pairs (from previous dictionary).\nlst = [\n 'B1', 182,\n 'B2', 219,\n 'B3', 443\n]\nprint('ee.Dictionary from list input', ee.Dictionary(lst).getInfo())\n```"]]