210 Life

import numpy as np

import json

#다음과 같이 2차배열에 각각의 값을 저장한 후에

pixelx = [[0 for col in range(6)] for row in range(11)]

cX = 1

for j in range(0, 11): # 0 부터 시작해서 11개니까 0~10이다

     for i in range(0, 6): # 0 부터 시작해서 6개니까 0~5이다

          pixelx[j][i] = cX * i + j

with open('./array2.json', "w") as file:

     json.dump(pixelx, file)

file.close()

with open('./array2.json', "r") as file:

     data = json.load(file)

file.close()

print(pixelx)

print(data)

print("data[0][0] = ", data[0][0])

print("data[0][1] = ", data[0][1])

print("data[3][3] = ", data[3][3])

==================================

실행결과

[[0, 1, 2, 3, 4, 5], [1, 2, 3, 4, 5, 6], [2, 3, 4, 5, 6, 7], [3, 4, 5, 6, 7, 8], [4, 5, 6, 7, 8, 9], [5, 6, 7, 8, 9, 10], [6, 7, 8, 9, 10, 11], [7, 8, 9, 10, 11, 12], [8, 9, 10, 11, 12, 13], [9, 10, 11, 12, 13, 14], [10, 11, 12, 13, 14, 15]]

[[0, 1, 2, 3, 4, 5], [1, 2, 3, 4, 5, 6], [2, 3, 4, 5, 6, 7], [3, 4, 5, 6, 7, 8], [4, 5, 6, 7, 8, 9], [5, 6, 7, 8, 9, 10], [6, 7, 8, 9, 10, 11], [7, 8, 9, 10, 11, 12], [8, 9, 10, 11, 12, 13], [9, 10, 11, 12, 13, 14], [10, 11, 12, 13, 14, 15]]

data[0][0] = 0

data[0][1] = 1

data[3][3] = 6

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array2.json파일 저장내용

[[0, 1, 2, 3, 4, 5], [1, 2, 3, 4, 5, 6], [2, 3, 4, 5, 6, 7], [3, 4, 5, 6, 7, 8], [4, 5, 6, 7, 8, 9], [5, 6, 7, 8, 9, 10], [6, 7, 8, 9, 10, 11], [7, 8, 9, 10, 11, 12], [8, 9, 10, 11, 12, 13], [9, 10, 11, 12, 13, 14], [10, 11, 12, 13, 14, 15]]