Objective-C

Iterate over JSON Array containing JSON Objects

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Demonstrates how to load a JSON array and iterate over the JSON objects. Objective-C

#import <CkoStringBuilder.h>
#import <CkoJsonArray.h>
#import <NSString.h>
#import <CkoJsonObject.h>

BOOL success = NO;

// 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..
CkoStringBuilder *sbJsonArray = [[CkoStringBuilder alloc] init];
success = [sbJsonArray LoadFile: @"qa_data/json/arraySample.json" charset: @"utf-8"];

CkoJsonArray *arr = [[CkoJsonArray alloc] init];
success = [arr LoadSb: sbJsonArray];

int tagId;
NSString *tagDescription = 0;
BOOL isPublic;

int i = 0;
int count = [arr.Size intValue];
CkoJsonObject *obj = 0;
while (i < count) {
    obj = [arr ObjectAt: [NSNumber numberWithInt: i]];
    tagId = [[obj IntOf: @"tagId"] intValue];
    tagDescription = [obj StringOf: @"tagDescription"];
    isPublic = [obj BoolOf: @"isPublic"];

    NSLog(@"%@%d",@"tagId: ",tagId);
    NSLog(@"%@%@",@"tagDescription: ",tagDescription);
    NSLog(@"%@%d",@"isPublic: ",isPublic);
    NSLog(@"%@",@"--");

    i = i + 1;
}