B4X

Iterate over JSON Array containing JSON Objects

See more JSON Examples

Demonstrates how to load a JSON array and iterate over the JSON objects. B4X

Dim success As Boolean = False

'  Loads the following JSON array and iterates over the objects:
'  
'  [
'  {"tagId":95,"tagDescription":"hola 1","isPublic":true},
'  {"tagId":98,"tagDescription":"hola 1","isPublic":true},
'  {"tagId":101,"tagDescription":"hola 1","isPublic":true},
'  {"tagId":104,"tagDescription":"hola 1","isPublic":true},
'  {"tagId":107,"tagDescription":"hola 1","isPublic":true},
'  {"tagId":110,"tagDescription":"hola 1","isPublic":true},
'  {"tagId":113,"tagDescription":"hola 1","isPublic":true},
'  {"tagId":114,"tagDescription":"hola 2","isPublic":true},
'  {"tagId":111,"tagDescription":"hola 2","isPublic":true},
'  {"tagId":108,"tagDescription":"hola 2","isPublic":true},
'  {"tagId":105,"tagDescription":"hola 2","isPublic":true},
'  {"tagId":102,"tagDescription":"hola 2","isPublic":true},
'  {"tagId":99,"tagDescription":"hola 2","isPublic":true},
'  {"tagId":96,"tagDescription":"hola 2","isPublic":true},
'  {"tagId":97,"tagDescription":"hola 3","isPublic":true},
'  {"tagId":100,"tagDescription":"hola 3","isPublic":true},
'  {"tagId":103,"tagDescription":"hola 3","isPublic":true},
'  {"tagId":106,"tagDescription":"hola 3","isPublic":true},
'  {"tagId":109,"tagDescription":"hola 3","isPublic":true},
'  {"tagId":112,"tagDescription":"hola 3","isPublic":true},
'  {"tagId":115,"tagDescription":"hola 3","isPublic":true},
'  {"tagId":93,"tagDescription":"new tag","isPublic":true},
'  {"tagId":94,"tagDescription":"new tag","isPublic":true},
'  {"tagId":89,"tagDescription":"tag 1","isPublic":true},
'  {"tagId":90,"tagDescription":"tag 2","isPublic":true},
'  {"tagId":91,"tagDescription":"tag private 1","isPublic":false},
'  {"tagId":92,"tagDescription":"tag private 2","isPublic":false}
'  ]

'  Load a file containing the above JSON..
Dim sbJsonArray As ChilkatStringBuilder
sbJsonArray.Initialize
success = sbJsonArray.LoadFile("qa_data/json/arraySample.json", "utf-8")

Dim arr As ChilkatJsonArray
arr.Initialize
success = arr.LoadSb(sbJsonArray)

Dim tagId As Int
Dim tagDescription As String
Dim isPublic As Boolean

Dim i As Int = 0
Dim count As Int = arr.Size
Dim obj As ChilkatJsonObject
Do While i < count
    obj = arr.ObjectAt(i)
    tagId = obj.IntOf("tagId")
    tagDescription = obj.StringOf("tagDescription")
    isPublic = obj.BoolOf("isPublic")

    Log("tagId: " & tagId)
    Log("tagDescription: " & tagDescription)
    Log("isPublic: " & isPublic)
    Log("--")


    i = i + 1
Loop