ee.Number.int
จัดทุกอย่างให้เป็นระเบียบอยู่เสมอด้วยคอลเล็กชัน
บันทึกและจัดหมวดหมู่เนื้อหาตามค่ากำหนดของคุณ
แปลงค่าอินพุตเป็นจำนวนเต็มแบบมีเครื่องหมาย 32 บิต
การใช้งาน | การคืนสินค้า |
---|
Number.int() | ตัวเลข |
อาร์กิวเมนต์ | ประเภท | รายละเอียด |
---|
ดังนี้ input | ตัวเลข | ค่าอินพุต |
ตัวอย่าง
โปรแกรมแก้ไขโค้ด (JavaScript)
// Cast a number to signed 32-bit integer: [-2147483648, 2147483647].
var number = ee.Number(100);
print('Number:', number);
var intNumber = number.int();
print('Number cast to int:', intNumber);
/**
* Casting numbers to int that are outside of its range and precision can
* modify the resulting value, note the behavior of the following scenarios.
*/
// A floating point number cast to int loses decimal precision.
var float = ee.Number(1.7);
print('Floating point value:', float);
var floatToInt = float.int();
print('Floating point value cast to int:', floatToInt);
// A number greater than int range max cast to int becomes int range max.
var INT_MAX = 2147483647;
var outOfRangeHi = ee.Number(INT_MAX + 12345);
print('Greater than int max:', outOfRangeHi);
var outOfRangeHiToInt = outOfRangeHi.int();
print('Greater than int max cast to int becomes int max:', outOfRangeHiToInt);
// A number greater than int range min cast to int becomes int range min.
var INT_MIN = -2147483648;
var outOfRangeLo = ee.Number(INT_MIN - 12345);
print('Less than int min:', outOfRangeLo);
var outOfRangeLoToInt = outOfRangeLo.int();
print('Less than int min cast to int becomes int min:', outOfRangeLoToInt);
การตั้งค่า Python
ดูข้อมูลเกี่ยวกับ Python API และการใช้ geemap
เพื่อการพัฒนาแบบอินเทอร์แอกทีฟได้ที่หน้า
สภาพแวดล้อม Python
import ee
import geemap.core as geemap
Colab (Python)
# Cast a number to signed 32-bit integer: [-2147483648, 2147483647].
number = ee.Number(100)
print('Number:', number.getInfo())
int_number = number.int()
print('Number cast to int:', int_number.getInfo())
"""Casting numbers to int that are outside of its range and precision can
modify the resulting value, note the behavior of the following scenarios.
"""
# A floating point number cast to int loses decimal precision.
float_number = ee.Number(1.7)
print('Floating point value:', float_number.getInfo())
float_to_int = float_number.int()
print('Floating point value cast to int:', float_to_int.getInfo())
# A number greater than int range max cast to int becomes int range max.
INT_MAX = 2147483647
out_of_range_hi = ee.Number(INT_MAX + 12345)
print('Greater than int max:', out_of_range_hi.getInfo())
out_of_range_hi_to_int = out_of_range_hi.int()
print('Greater than int max cast to int becomes int max:',
out_of_range_hi_to_int.getInfo())
# A number greater than int range min cast to int becomes int range min.
INT_MIN = -2147483648
out_of_range_lo = ee.Number(INT_MIN - 12345)
print('Less than int min:', out_of_range_lo.getInfo())
out_of_range_lo_to_int = out_of_range_lo.int()
print('Less than int min cast to int becomes int min:',
out_of_range_lo_to_int.getInfo())
เนื้อหาของหน้าเว็บนี้ได้รับอนุญาตภายใต้ใบอนุญาตที่ต้องระบุที่มาของครีเอทีฟคอมมอนส์ 4.0 และตัวอย่างโค้ดได้รับอนุญาตภายใต้ใบอนุญาต Apache 2.0 เว้นแต่จะระบุไว้เป็นอย่างอื่น โปรดดูรายละเอียดที่นโยบายเว็บไซต์ Google Developers Java เป็นเครื่องหมายการค้าจดทะเบียนของ Oracle และ/หรือบริษัทในเครือ
อัปเดตล่าสุด 2025-07-26 UTC
[null,null,["อัปเดตล่าสุด 2025-07-26 UTC"],[[["\u003cp\u003eThe \u003ccode\u003eint()\u003c/code\u003e function casts a given input Number to a signed 32-bit integer within the range of [-2147483648, 2147483647].\u003c/p\u003e\n"],["\u003cp\u003eCasting floating-point numbers using \u003ccode\u003eint()\u003c/code\u003e will result in the loss of decimal precision, truncating the decimal portion.\u003c/p\u003e\n"],["\u003cp\u003eIf the input number exceeds the maximum value for a signed 32-bit integer, the result will be capped at the maximum value (2147483647).\u003c/p\u003e\n"],["\u003cp\u003eConversely, if the input number is less than the minimum value for a signed 32-bit integer, the result will be set to the minimum value (-2147483648).\u003c/p\u003e\n"]]],[],null,["# ee.Number.int\n\nCasts the input value to a signed 32-bit integer.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|----------------|---------|\n| Number.int`()` | Number |\n\n| Argument | Type | Details |\n|---------------|--------|------------------|\n| this: `input` | Number | The input value. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\n// Cast a number to signed 32-bit integer: [-2147483648, 2147483647].\nvar number = ee.Number(100);\nprint('Number:', number);\n\nvar intNumber = number.int();\nprint('Number cast to int:', intNumber);\n\n\n/**\n * Casting numbers to int that are outside of its range and precision can\n * modify the resulting value, note the behavior of the following scenarios.\n */\n\n// A floating point number cast to int loses decimal precision.\nvar float = ee.Number(1.7);\nprint('Floating point value:', float);\n\nvar floatToInt = float.int();\nprint('Floating point value cast to int:', floatToInt);\n\n// A number greater than int range max cast to int becomes int range max.\nvar INT_MAX = 2147483647;\nvar outOfRangeHi = ee.Number(INT_MAX + 12345);\nprint('Greater than int max:', outOfRangeHi);\n\nvar outOfRangeHiToInt = outOfRangeHi.int();\nprint('Greater than int max cast to int becomes int max:', outOfRangeHiToInt);\n\n// A number greater than int range min cast to int becomes int range min.\nvar INT_MIN = -2147483648;\nvar outOfRangeLo = ee.Number(INT_MIN - 12345);\nprint('Less than int min:', outOfRangeLo);\n\nvar outOfRangeLoToInt = outOfRangeLo.int();\nprint('Less than int min cast to int becomes int min:', outOfRangeLoToInt);\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# Cast a number to signed 32-bit integer: [-2147483648, 2147483647].\nnumber = ee.Number(100)\nprint('Number:', number.getInfo())\n\nint_number = number.int()\nprint('Number cast to int:', int_number.getInfo())\n\n\n\"\"\"Casting numbers to int that are outside of its range and precision can\nmodify the resulting value, note the behavior of the following scenarios.\n\"\"\"\n\n# A floating point number cast to int loses decimal precision.\nfloat_number = ee.Number(1.7)\nprint('Floating point value:', float_number.getInfo())\n\nfloat_to_int = float_number.int()\nprint('Floating point value cast to int:', float_to_int.getInfo())\n\n# A number greater than int range max cast to int becomes int range max.\nINT_MAX = 2147483647\nout_of_range_hi = ee.Number(INT_MAX + 12345)\nprint('Greater than int max:', out_of_range_hi.getInfo())\n\nout_of_range_hi_to_int = out_of_range_hi.int()\nprint('Greater than int max cast to int becomes int max:',\n out_of_range_hi_to_int.getInfo())\n\n# A number greater than int range min cast to int becomes int range min.\nINT_MIN = -2147483648\nout_of_range_lo = ee.Number(INT_MIN - 12345)\nprint('Less than int min:', out_of_range_lo.getInfo())\n\nout_of_range_lo_to_int = out_of_range_lo.int()\nprint('Less than int min cast to int becomes int min:',\n out_of_range_lo_to_int.getInfo())\n```"]]