—
Language:
js
Source:
var a = JSON.parse('[{"2017-07-28":[{"id":1,"produk_id":1,"nama_id":1,"jumlah_user_id":1,"harga":"50000","tanggal_efektif":"2017-07-28"}]}]');
for(x in a)
for(y in a[x])
for(z in a[x][y])
console.log(a[x][y][z]['id']);
Result:
1