ee.Number.int

แปลงค่าอินพุตเป็นจำนวนเต็มแบบมีเครื่องหมาย 32 บิต

การใช้งานการคืนสินค้า
Number.int()ตัวเลข
อาร์กิวเมนต์ประเภทรายละเอียด
ดังนี้ inputตัวเลขค่าอินพุต

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)
display('Number:', number)

int_number = number.int()
display('Number cast to int:', int_number)


"""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)
display('Floating point value:', float_number)

float_to_int = float_number.int()
display('Floating point value cast to int:', float_to_int)

# 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)
display('Greater than int max:', out_of_range_hi)

out_of_range_hi_to_int = out_of_range_hi.int()
display('Greater than int max cast to int becomes int max:',
        out_of_range_hi_to_int)

# 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)
display('Less than int min:', out_of_range_lo)

out_of_range_lo_to_int = out_of_range_lo.int()
display('Less than int min cast to int becomes int min:',
        out_of_range_lo_to_int)