`import Cocoa
import TabularData
let greeting = "Decimal Type Evaluation"
let JSON = """
[{
"product": "Apple",
"type": "Fruit",
"weight": 7.5,
"unit_price": 0.34
},
{
"product": "Pear",
"type": "Fruit",
"weight": 0.5,
"unit_price": 0.25
}]
"""
struct Product: Decodable {
let product: String
let type: String
let weight: Double
let unit_price: Double
}
let jsonData = JSON.data(using: .utf8)!
let products: [Product] = try! JSONDecoder().decode([Product].self, from: jsonData)
var dataframe = try! DataFrame(jsonData: jsonData)
print (dataframe)`
This results in the output below showing the columns are now ordered alphabetically and not in the order they appear in the array struct definition.
┏━━━┳━━━━━━━━━━┳━━━━━━━━━━┳━━━━━━━━━━━━┳━━━━━━━━━━┓
┃ ┃ product ┃ type ┃ unit_price ┃ weight ┃
┃ ┃ <String> ┃ <String> ┃ <Double> ┃ <Double> ┃
┡━━━╇━━━━━━━━━━╇━━━━━━━━━━╇━━━━━━━━━━━━╇━━━━━━━━━━┩
│ 0 │ Apple │ Fruit │ 0.34 │ 7.5 │
│ 1 │ Pear │ Fruit │ 0.25 │ 0.5 │
└───┴──────────┴──────────┴────────────┴──────────┘
2 rows, 4 columns