以下是我的数组的结构。由于某种原因，我不能删除方括号，我也尝试过arr [0]但仍然无法正常工作。请帮帮我。
{
"status":"true",
"schedule":[
{
"id":"6",
"day":"Sat",
"date":"2016-03-19",
"ImageUrl":"http:\/\/gamet2016.in\/xelcms\/uploads\/schedule\/",
"time_slots":[
{
"time":[
"09:00 \u2013 10:35 am"
],
"schedule_timeslot":[
{
"id":"8",
"date":"2016-03-19",
"time":"09:00 \u2013 10:35 am ",
"stime":"09:00 - 9:15 am",
"mtname":"Asymptomatic elevated blood pressure in the ED",
"venue":"ITC Grand Chola",
"image":"2018052125_grand-chola-05.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tAsymptomatic elevated blood pressure in the ED<\/p>\r\n"
},
{
"id":"9",
"date":"2016-03-19",
"time":"09:00 \u2013 10:35 am ",
"stime":"09:20 -9:35 am",
"mtname":"Paracetamol overdose - Are we dosing it right?",
"venue":"ITC Grand Chola",
"image":"1515598022_grand-chola-05.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tParacetamol overdose - Are we dosing it right?<\/p>\r\n"
},
{
"id":"10",
"date":"2016-03-19",
"time":"09:00 \u2013 10:35 am ",
"stime":"09:40 -9:55 am",
"mtname":"Risk score to rule out MI - What works best?",
"venue":"ITC Grand Chola",
"image":"621260488_grand-chola-05.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tRisk score to rule out MI - What works best?<\/p>\r\n"
},
{
"id":"11",
"date":"2016-03-19",
"time":"09:00 \u2013 10:35 am ",
"stime":"10:00 -10:15 am",
"mtname":"Choosing the right antiepileptic drug - pearls and pitfalls",
"venue":"ITC Grand Chola",
"image":"405601595_grand-chola-05.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tChoosing the right antiepileptic drug - pearls and pitfalls<\/p>\r\n"
},
{
"id":"12",
"date":"2016-03-19",
"time":"09:00 \u2013 10:35 am",
"stime":"10:20 -10:35 am",
"mtname":"Updated guidelines for the management of STIs",
"venue":"ITC Grand Chola",
"image":"960820281_grand-chola-05.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tUpdated guidelines for the management of STIs<\/p>\r\n"
}
]
},
{
"time":[
"10:35 - 10:50 am"
],
"schedule_timeslot":[
{
"id":"13",
"date":"2016-03-19",
"time":"10:35 - 10:50 am",
"stime":"10:35 -10:50 am",
"mtname":"Tea Break",
"venue":"ITC Grand Chola",
"image":"",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tTea Break<\/p>\r\n"
}
]
},
{
"time":[
"10:55 - 11:30 am"
],
"schedule_timeslot":[
{
"id":"14",
"date":"2016-03-19",
"time":"10:55 - 11:30 am",
"stime":"10:55 - 11:30 am",
"mtname":"World perspective on EM - Africa, Europe & Canada",
"venue":"ITC Grand Chola",
"image":"",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tWorld perspective on EM - Africa, Europe & Canada<\/p>\r\n"
}
]
},
{
"time":[
"11:30 - 1:05 pm"
],
"schedule_timeslot":[
{
"id":"15",
"date":"2016-03-19",
"time":"11:30 - 1:05 pm",
"stime":"11:30 - 11:45 am",
"mtname":"Lessons learnt from recent disasters",
"venue":"ITC Grand Chola",
"image":"529413681_44650312.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tLessons learnt from recent disasters<\/p>\r\n"
},
{
"id":"16",
"date":"2016-03-19",
"time":"11:30 - 1:05 pm",
"stime":"11:50 - 12:05 pm",
"mtname":"Earthquake - the nepal experience",
"venue":"ITC Grand Chola",
"image":"66198109_44650312.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tEarthquake - the nepal experience<\/p>\r\n"
},
{
"id":"17",
"date":"2016-03-19",
"time":"11:30 - 1:05 pm",
"stime":"12:10 - 12:25 pm",
"mtname":"The Chennai floods",
"venue":"ITC Grand Chola",
"image":"1224346060_44650312.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tThe Chennai floods<\/p>\r\n"
},
{
"id":"18",
"date":"2016-03-19",
"time":"11:30 - 1:05 pm",
"stime":"12:30 - 12:45 pm",
"mtname":"Supporting a disaster struck region - Small steps",
"venue":"ITC Grand Chola",
"image":"767987454_44650312.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tSupporting a disaster struck region - Small steps<\/p>\r\n"
},
{
"id":"19",
"date":"2016-03-19",
"time":"11:30 - 1:05 pm",
"stime":"12:50 - 01:05 pm",
"mtname":"Disaster management - Learning the right lessons",
"venue":"ITC Grand Chola",
"image":"207539985_44650312.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tDisaster management - Learning the right lessons<\/p>\r\n"
}
]
},
{
"time":[
"01:05 - 02:00 pm"
],
"schedule_timeslot":[
{
"id":"20",
"date":"2016-03-19",
"time":"01:05 - 02:00 pm",
"stime":"01:05 - 0:2:00 pm",
"mtname":"Lunch",
"venue":"ITC Grand Chola",
"image":"",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tLunch<\/p>\r\n"
}
]
},
{
"time":[
"02:00 - 03:35 pm"
],
"schedule_timeslot":[
{
"id":"21",
"date":"2016-03-19",
"time":"02:00 - 03:35 pm ",
"stime":"02:00 - 02:15 pm",
"mtname":"Buffered Crystalloids (RL) vs. Isotonic Saline in Resuscitation",
"venue":"ITC Grand Chola",
"image":"51267995_01-Exterior-Dusk_1_lg (1).jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tBuffered Crystalloids (RL) vs. Isotonic Saline in Resuscitation<\/p>\r\n"
},
{
"id":"22",
"date":"2016-03-19",
"time":"02:00 - 03:35 pm",
"stime":"02:20 - 02:35 pm",
"mtname":"Cross-reactivity between penicillins & carbepenems",
"venue":"ITC Grand Chola",
"image":"1406941061_01-Exterior-Dusk_1_lg (1).jpg",
"description1":" <p>\r\n\tN\/A<\/p>\r\n ",
"description":" <p>\r\n\tCross-reactivity between penicillins & carbepenems<\/p>\r\n "
},
{
"id":"23",
"date":"2016-03-19",
"time":"02:00 - 03:35 pm",
"stime":"02:40 - 02:55 pm",
"mtname":"TPA for severe stroke",
"venue":"ITC Grand Chola",
"image":"335554075_01-Exterior-Dusk_1_lg (1).jpg",
"description1":" <p>\r\n\tN\/A<\/p>\r\n ",
"description":" <p>\r\n\tTPA for severe stroke<\/p>\r\n "
},
{
"id":"24",
"date":"2016-03-19",
"time":"02:00 - 03:35 pm",
"stime":"03:00 - 03:15 pm",
"mtname":"Mechanical devices for CPR",
"venue":"ITC Grand Chola",
"image":"1899166535_01-Exterior-Dusk_1_lg (1).jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tMechanical devices for CPR<\/p>\r\n"
},
{
"id":"25",
"date":"2016-03-19",
"time":"02:00 - 03:35 pm",
"stime":"03:20 - 03:35 pm",
"mtname":"Fulcrum in ED",
"venue":"ITC Grand Chola",
"image":"1516675377_01-Exterior-Dusk_1_lg (1).jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tIV lidocaine for renal colic<\/p>\r\n"
}
]
},
{
"time":[
"03:35 - 5:10 pm"
],
"schedule_timeslot":[
{
"id":"26",
"date":"2016-03-19",
"time":"03:35 - 5:10 pm",
"stime":"03:35 - 03:50 pm",
"mtname":"Looking beyond clinical care",
"venue":"ITC Grand Chola",
"image":"1823510243_lobby.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tMedications that you need to be wary of in the ED<\/p>\r\n"
},
{
"id":"27",
"date":"2016-03-19",
"time":"03:35 - 5:10 pm",
"stime":"03:55 -0.4:10 pm",
"mtname":"Looking beyond clinical care",
"venue":"ITC Grand Chola",
"image":"",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tWays smartphones will change healthcare delivery<\/p>\r\n"
},
{
"id":"28",
"date":"2016-03-19",
"time":"03:35 - 5:10 pm",
"stime":"04:15 - 0:430 pm",
"mtname":"Looking beyond clinical care",
"venue":"ITC Grand Chola",
"image":"748683303_lobby.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tEmergency dept - Start of shift checklist<\/p>\r\n"
},
{
"id":"29",
"date":"2016-03-19",
"time":"03:35 - 5:10 pm",
"stime":"04:35 - 04:50 pm",
"mtname":"Looking beyond clinical care",
"venue":"ITC Grand Chola",
"image":"1587317187_lobby.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tPalliative care in the ED - how to do it right<\/p>\r\n"
},
{
"id":"30",
"date":"2016-03-19",
"time":"03:35 - 5:10 pm",
"stime":"04:55 - 05:10 pm",
"mtname":"Looking beyond clinical care",
"venue":"ITC Grand Chola",
"image":"1636028436_lobby.jpg",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tFactors affecting communication in the ED<\/p>\r\n"
}
]
},
{
"time":[
"05:10 -05:30 pm"
],
"schedule_timeslot":[
{
"id":"31",
"date":"2016-03-19",
"time":"05:10 -05:30 pm",
"stime":"05:10 - 05:30 pm",
"mtname":"Tea Break",
"venue":"ITC Grand Chola",
"image":"",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tTea Break<\/p>\r\n"
}
]
},
{
"time":[
"05:30 - 06:30 pm"
],
"schedule_timeslot":[
{
"id":"32",
"date":"2016-03-19",
"time":"05:30 - 06:30 pm",
"stime":"05:30 - 06:30 pm",
"mtname":"Quiz competition",
"venue":"ITC Grand Chola",
"image":"",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tQuiz competition<\/p>\r\n"
}
]
},
{
"time":[
"07:00 - 08:00 pm"
],
"schedule_timeslot":[
{
"id":"33",
"date":"2016-03-19",
"time":"07:00 - 08:00 pm",
"stime":"07:00 -08:00 pm",
"mtname":"Banquet & Cultural Evening",
"venue":"ITC Grand Chola",
"image":"",
"description1":"<p>\r\n\tN\/A<\/p>\r\n",
"description":"<p>\r\n\tBanquet & Cultural Evening<\/p>\r\n"
}
]
}
]
},
]
}
我想从
中删除Square Brackers"time":[
"09:00 \u2013 10:35 am"
],
并将其更改为
"time":"09:00 \u2013 10:35 am",