一直一个数组类型的json
var allCityList =[{
"name" : "阿坝",
"spellName" : "aba",
"id" : 5780,
"fullname" : "四川/阿坝",
"sortLetters" : "a"
}, {
"name" : "阿克苏",
"spellName" : "akesudi",
"id" : 6474,
"fullname" : "新疆/阿克苏",
"sortLetters" : "a"
}, {
"name" : "阿拉善",
"spellName" : "alashanmeng",
"id" : 3862,
"fullname" : "内蒙古/阿拉善",
"sortLetters" : "a"
}, {
"name" : "阿勒泰",
"spellName" : "aletaidi",
"id" : 6542,
"fullname" : "新疆/阿勒泰",
"sortLetters" : "a"
}, {
"name" : "阿里",
"spellName" : "alidi",
"id" : 6134,
"fullname" : "西藏/阿里",
"sortLetters" : "a"
}, {
"name" : "安康",
"spellName" : "ankang",
"id" : 6248,
"fullname" : "陕西/安康",
"sortLetters" : "a"
}, {
"name" : "安庆",
"spellName" : "anqing",
"id" : 4482,
"fullname" : "安徽/安庆",
"sortLetters" : "a"
}, {
"name" : "鞍山",
"spellName" : "anshan",
"id" : 3898,
"fullname" : "辽宁/鞍山",
"sortLetters" : "a"
}, {
"name" : "安顺",
"spellName" : "anshun",
"id" : 5861,
"fullname" : "贵州/安顺",
"sortLetters" : "a"
}, {
"name" : "安阳",
"spellName" : "anyang",
"id" : 4966,
"fullname" : "河南/安阳",
"sortLetters" : "a"
}, {
"name" : "白城",
"spellName" : "baicheng",
"id" : 4041,
"fullname" : "吉林/白城",
"sortLetters" : "b"
}, {
"name" : "百色",
"spellName" : "baise",
"id" : 5527,
"fullname" : "广西/百色",
"sortLetters" : "b"
}, {
"name" : "白沙",
"spellName" : "baishalizuz",
"id" : 5582,
"fullname" : "海南/白沙",
"sortLetters" : "b"
}, {
"name" : "白山",
"spellName" : "baishan",
"id" : 4028,
"fullname" : "吉林/白山",
"sortLetters" : "b"
}, {
"name" : "白银",
"spellName" : "baiyin",
"id" : 6279,
"fullname" : "甘肃/白银",
"sortLetters" : "b"
}, {
"name" : "蚌埠",
"spellName" : "bangbu",
"id" : 4452,
"fullname" : "安徽/蚌埠",
"sortLetters" : "b"
}, {
"name" : "保定",
"spellName" : "baoding",
"id" : 3545,
"fullname" : "河北/保定",
"sortLetters" : "b"
}, {
"name" : "宝鸡",
"spellName" : "baoji",
"id" : 6169,
"fullname" : "陕西/宝鸡",
"sortLetters" : "b"
}, {
"name" : "保山",
"spellName" : "baoshan",
"id" : 5961,
"fullname" : "云南/保山",
"sortLetters" : "b"
}, {
"name" : "保亭",
"spellName" : "baotinglizu",
"id" : 5585,
"fullname" : "海南/保亭",
"sortLetters" : "b"
}, {
"name" : "包头",
"spellName" : "baotou",
"id" : 3770,
"fullname" : "内蒙古/包头",
"sortLetters" : "b"
}, {
"name" : "巴彦淖尔",
"spellName" : "bayannaoerm",
"id" : 3854,
"fullname" : "内蒙古/巴彦淖尔",
"sortLetters" : "b"
}, {
"name" : "巴音郭楞",
"spellName" : "bayinguolen",
"id" : 6501,
"fullname" : "新疆/巴音郭楞",
"sortLetters" : "b"
}, {
"name" : "巴中",
"spellName" : "bazhong",
"id" : 5770,
"fullname" : "四川/巴中",
"sortLetters" : "b"
}, {
"name" : "北海",
"spellName" : "beihai",
"id" : 5501,
"fullname" : "广西/北海",
"sortLetters" : "b"
}, {
"name" : "北京",
"spellName" : "beijing",
"id" : 6550,
"fullname" : "北京/北京",
"sortLetters" : "b"
}, {
"name" : "本溪",
"spellName" : "benxi",
"id" : 3914,
"fullname" : "辽宁/本溪",
"sortLetters" : "b"
}, {
"name" : "毕节地",
"spellName" : "bijiedi",
"id" : 5879,
"fullname" : "贵州/毕节地",
"sortLetters" : "b"
}, {
"name" : "滨州",
"spellName" : "binzhou",
"id" : 4867,
"fullname" : "山东/滨州",
"sortLetters" : "b"
}, {
"name" : "博尔塔拉",
"spellName" : "boertala",
"id" : 6520,
"fullname" : "新疆/博尔塔拉",
"sortLetters" : "b"
}, {
"name" : "沧州",
"spellName" : "cangzhou",
"id" : 3601,
"fullname" : "河北/沧州",
"sortLetters" : "c"
}, {
"name" : "长春",
"spellName" : "changchun",
"id" : 3987,
"fullname" : "吉林/长春",
"sortLetters" : "c"
}, {
"name" : "常德",
"spellName" : "changde",
"id" : 5235,
"fullname" : "湖南/常德",
"sortLetters" : "c"
}, {
"name" : "昌都",
"spellName" : "changdudi",
"id" : 6090,
"fullname" : "西藏/昌都",
"sortLetters" : "c"
}, {
"name" : "昌吉",
"spellName" : "changji",
"id" : 6511,
"fullname" : "新疆/昌吉",
"sortLetters" : "c"
}, {
"name" : "昌江",
"spellName" : "changjiangl",
"id" : 5581,
"fullname" : "海南/昌江",
"sortLetters" : "c"
}, {
"name" : "长沙",
"spellName" : "changsha",
"id" : 5174,
"fullname" : "湖南/长沙",
"sortLetters" : "c"
}, {
"name" : "长治",
"spellName" : "changzhi",
"id" : 3667,
"fullname" : "山西/长治",
"sortLetters" : "c"
}, {
"name" : "常州",
"spellName" : "changzhou",
"id" : 4309,
"fullname" : "江苏/常州",
"sortLetters" : "c"
}, {
"name" : "巢湖",
"spellName" : "chaohu",
"id" : 4526,
"fullname" : "安徽/巢湖",
"sortLetters" : "c"
}, {
"name" : "朝阳",
"spellName" : "chaoyang",
"id" : 3979,
"fullname" : "辽宁/朝阳",
"sortLetters" : "c"
}, {
"name" : "潮州",
"spellName" : "chaozhou",
"id" : 5436,
"fullname" : "广东/潮州",
"sortLetters" : "c"
}, {
"name" : "承德",
"spellName" : "chengde",
"id" : 3589,
"fullname" : "河北/承德",
"sortLetters" : "c"
}, {
"name" : "成都",
"spellName" : "chengdu",
"id" : 5630,
"fullname" : "四川/成都",
"sortLetters" : "c"
}, {
"name" : "澄迈",
"spellName" : "chengmai",
"id" : 5578,
"fullname" : "海南/澄迈",
"sortLetters" : "c"
}, {
"name" : "郴州",
"spellName" : "chenzhou",
"id" : 5257,
"fullname" : "湖南/郴州",
"sortLetters" : "c"
}, {
"name" : "赤峰",
"spellName" : "chifeng",
"id" : 3784,
"fullname" : "内蒙古/赤峰",
"sortLetters" : "c"
}, {
"name" : "池州",
"spellName" : "chizhou",
"id" : 4545,
"fullname" : "安徽/池州",
"sortLetters" : "c"
}, {
"name" : "重庆",
"spellName" : "chongqing",
"id" : 5587,
"fullname" : "重庆/重庆",
"sortLetters" : "c"
}, {
"name" : "崇左",
"spellName" : "chongzuo",
"id" : 5563,
"fullname" : "广西/崇左",
"sortLetters" : "c"
}, {
"name" : "楚雄",
"spellName" : "chuxiong",
"id" : 6031,
"fullname" : "云南/楚雄",
"sortLetters" : "c"
}, {
"name" : "滁州",
"spellName" : "chuzhou",
"id" : 4502,
"fullname" : "安徽/滁州",
"sortLetters" : "c"
}, {
"name" : "大理",
"spellName" : "dali",
"id" : 6042,
"fullname" : "云南/大理",
"sortLetters" : "d"
}, {
"name" : "大连",
"spellName" : "dalian",
"id" : 3887,
"fullname" : "辽宁/大连",
"sortLetters" : "d"
}, {
"name" : "丹东",
"spellName" : "dandong",
"id" : 3921,
"fullname" : "辽宁/丹东",
"sortLetters" : "d"
}, {
"name" : "大庆",
"spellName" : "daqing",
"id" : 4120,
"fullname" : "黑龙江/大庆",
"sortLetters" : "d"
}, {
"name" : "大同",
"spellName" : "datong",
"id" : 3651,
"fullname" : "山西/大同",
"sortLetters" : "d"
}, {
"name" : "大兴安岭",
"spellName" : "daxinganlin",
"id" : 4194,
"fullname" : "黑龙江/大兴安岭",
"sortLetters" : "d"
}, {
"name" : "达州",
"spellName" : "dazhou",
"id" : 5746,
"fullname" : "四川/达州",
"sortLetters" : "d"
}, {
"name" : "德宏",
"spellName" : "dehong",
"id" : 6055,
"fullname" : "云南/德宏",
"sortLetters" : "d"
}, {
"name" : "德阳",
"spellName" : "deyang",
"id" : 5671,
"fullname" : "四川/德阳",
"sortLetters" : "d"
}, {
"name" : "德州",
"spellName" : "dezhou",
"id" : 4846,
"fullname" : "山东/德州",
"sortLetters" : "d"
}, {
"name" : "定安",
"spellName" : "dingan",
"id" : 5579,
"fullname" : "海南/定安",
"sortLetters" : "d"
}, {
"name" : "定西",
"spellName" : "dingxidi",
"id" : 6331,
"fullname" : "甘肃/定西",
"sortLetters" : "d"
}, {
"name" : "迪庆",
"spellName" : "diqing",
"id" : 6066,
"fullname" : "云南/迪庆",
"sortLetters" : "d"
}, {
"name" : "东莞",
"spellName" : "dongwan",
"id" : 5380,
"fullname" : "广东/东莞",
"sortLetters" : "d"
}, {
"name" : "东营",
"spellName" : "dongying",
"id" : 4781,
"fullname" : "山东/东营",
"sortLetters" : "d"
}, {
"name" : "鄂尔多斯",
"spellName" : "eerduosi",
"id" : 3806,
"fullname" : "内蒙古/鄂尔多斯",
"sortLetters" : "e"
}, {
"name" : "恩施",
"spellName" : "enshi",
"id" : 5162,
"fullname" : "湖北/恩施",
"sortLetters" : "e"
}, {
"name" : "鄂州",
"spellName" : "ezhou",
"id" : 5129,
"fullname" : "湖北/鄂州",
"sortLetters" : "e"
}, {
"name" : "防城港",
"spellName" : "fangchengga",
"id" : 5506,
"fullname" : "广西/防城港",
"sortLetters" : "f"
}, {
"name" : "佛山",
"spellName" : "foshan",
"id" : 5390,
"fullname" : "广东/佛山",
"sortLetters" : "f"
}, {
"name" : "抚顺",
"spellName" : "fushun",
"id" : 3906,
"fullname" : "辽宁/抚顺",
"sortLetters" : "f"
}, {
"name" : "阜新",
"spellName" : "fuxin",
"id" : 3955,
"fullname" : "辽宁/阜新",
"sortLetters" : "f"
}, {
"name" : "阜阳",
"spellName" : "fuyang",
"id" : 4511,
"fullname" : "安徽/阜阳",
"sortLetters" : "f"
}, {
"name" : "抚州",
"spellName" : "fuzhou",
"id" : 4718,
"fullname" : "江西/抚州",
"sortLetters" : "f"
}, {
"name" : "福州",
"spellName" : "fuzhou",
"id" : 4558,
"fullname" : "福建/福州",
"sortLetters" : "f"
}, {
"name" : "甘南",
"spellName" : "gannan",
"id" : 6349,
"fullname" : "甘肃/甘南",
"sortLetters" : "g"
}, {
"name" : "赣州",
"spellName" : "ganzhou",
"id" : 4677,
"fullname" : "江西/赣州",
"sortLetters" : "g"
}, {
"name" : "甘孜",
"spellName" : "ganzi",
"id" : 5794,
"fullname" : "四川/甘孜",
"sortLetters" : "g"
}, {
"name" : "广安",
"spellName" : "guangan",
"id" : 5740,
"fullname" : "四川/广安",
"sortLetters" : "g"
}, {
"name" : "广元",
"spellName" : "guangyuan",
"id" : 5688,
"fullname" : "四川/广元",
"sortLetters" : "g"
}, {
"name" : "广州",
"spellName" : "guangzhou",
"id" : 5308,
"fullname" : "广东/广州",
"sortLetters" : "g"
}, {
"name" : "贵港",
"spellName" : "guigang",
"id" : 5516,
"fullname" : "广西/贵港",
"sortLetters" : "g"
}, {
"name" : "桂林",
"spellName" : "guilin",
"id" : 5475,
"fullname" : "广西/桂林",
"sortLetters" : "g"
}, {
"name" : "贵阳",
"spellName" : "guiyang",
"id" : 5831,
"fullname" : "贵州/贵阳",
"sortLetters" : "g"
}, {
"name" : "果洛",
"spellName" : "guoluo",
"id" : 6398,
"fullname" : "青海/果洛",
"sortLetters" : "g"
}, {
"name" : "固原",
"spellName" : "guyuan",
"id" : 6436,
"fullname" : "宁夏/固原",
"sortLetters" : "g"
}, {
"name" : "哈尔滨",
"spellName" : "haerbin",
"id" : 4056,
"fullname" : "黑龙江/哈尔滨",
"sortLetters" : "h"
}, {
"name" : "海北",
"spellName" : "haibei",
"id" : 6382,
"fullname" : "青海/海北",
"sortLetters" : "h"
}, {
"name" : "海东",
"spellName" : "haidongdi",
"id" : 6375,
"fullname" : "青海/海东",
"sortLetters" : "h"
}, {
"name" : "海口",
"spellName" : "haikou",
"id" : 5570,
"fullname" : "海南/海口",
"sortLetters" : "h"
}, {
"name" : "海南",
"spellName" : "hainan",
"id" : 6392,
"fullname" : "青海/海南",
"sortLetters" : "h"
}, {
"name" : "海西",
"spellName" : "haixi",
"id" : 6412,
"fullname" : "青海/海西",
"sortLetters" : "h"
}, {
"name" : "哈密",
"spellName" : "hamidi",
"id" : 6461,
"fullname" : "新疆/哈密",
"sortLetters" : "h"
}, {
"name" : "邯郸",
"spellName" : "handan",
"id" : 3505,
"fullname" : "河北/邯郸",
"sortLetters" : "h"
}, {
"name" : "杭州",
"spellName" : "hangzhou",
"id" : 4337,
"fullname" : "浙江/杭州",
"sortLetters" : "h"
}, {
"name" : "汉中",
"spellName" : "hanzhong",
"id" : 6223,
"fullname" : "陕西/汉中",
"sortLetters" : "h"
}, {
"name" : "亳州",
"spellName" : "haozhou",
"id" : 4540,
"fullname" : "安徽/亳州",
"sortLetters" : "h"
}, {
"name" : "漯河",
"spellName" : "he",
"id" : 4990,
"fullname" : "河南/漯河",
"sortLetters" : "h"
}, {
"name" : "鹤壁",
"spellName" : "hebi",
"id" : 4947,
"fullname" : "河南/鹤壁",
"sortLetters" : "h"
}, {
"name" : "河池",
"spellName" : "hechi",
"id" : 5544,
"fullname" : "广西/河池",
"sortLetters" : "h"
}, {
"name" : "合肥",
"spellName" : "hefei",
"id" : 4436,
"fullname" : "安徽/合肥",
"sortLetters" : "h"
}, {
"name" : "鹤岗",
"spellName" : "hegang",
"id" : 4092,
"fullname" : "黑龙江/鹤岗",
"sortLetters" : "h"
}, {
"name" : "黑河",
"spellName" : "heihe",
"id" : 4176,
"fullname" : "黑龙江/黑河",
"sortLetters" : "h"
}, {
"name" : "衡水",
"spellName" : "hengshui",
"id" : 3629,
"fullname" : "河北/衡水",
"sortLetters" : "h"
}, {
"name" : "衡阳",
"spellName" : "hengyang",
"id" : 5200,
"fullname" : "湖南/衡阳",
"sortLetters" : "h"
}, {
"name" : "和田",
"spellName" : "hetiandi",
"id" : 6465,
"fullname" : "新疆/和田",
"sortLetters" : "h"
}, {
"name" : "河源",
"spellName" : "heyuan",
"id" : 5353,
"fullname" : "广东/河源",
"sortLetters" : "h"
}, {
"name" : "菏泽",
"spellName" : "heze",
"id" : 4875,
"fullname" : "山东/菏泽",
"sortLetters" : "h"
}, {
"name" : "贺州",
"spellName" : "hezhou",
"id" : 5539,
"fullname" : "广西/贺州",
"sortLetters" : "h"
}, {
"name" : "红河",
"spellName" : "honghe",
"id" : 6013,
"fullname" : "云南/红河",
"sortLetters" : "h"
}, {
"name" : "淮安",
"spellName" : "huaian",
"id" : 4253,
"fullname" : "江苏/淮安",
"sortLetters" : "h"
}, {
"name" : "淮北",
"spellName" : "huaibei",
"id" : 4472,
"fullname" : "安徽/淮北",
"sortLetters" : "h"
}, {
"name" : "怀化",
"spellName" : "huaihua",
"id" : 5281,
"fullname" : "湖南/怀化",
"sortLetters" : "h"
}, {
"name" : "淮南",
"spellName" : "huainan",
"id" : 4460,
"fullname" : "安徽/淮南",
"sortLetters" : "h"
}, {
"name" : "黄冈",
"spellName" : "huanggang",
"id" : 5141,
"fullname" : "湖北/黄冈",
"sortLetters" : "h"
}, {
"name" : "黄南",
"spellName" : "huangnan",
"id" : 6387,
"fullname" : "青海/黄南",
"sortLetters" : "h"
}, {
"name" : "黄山",
"spellName" : "huangshan",
"id" : 4494,
"fullname" : "安徽/黄山",
"sortLetters" : "h"
}, {
"name" : "黄石",
"spellName" : "huangshi",
"id" : 5074,
"fullname" : "湖北/黄石",
"sortLetters" : "h"
}, {
"name" : "呼和浩特",
"spellName" : "huhehaote",
"id" : 3760,
"fullname" : "内蒙古/呼和浩特",
"sortLetters" : "h"
}, {
"name" : "惠州",
"spellName" : "huizhou",
"id" : 5369,
"fullname" : "广东/惠州",
"sortLetters" : "h"
}, {
"name" : "葫芦岛",
"spellName" : "huludao",
"id" : 3936,
"fullname" : "辽宁/葫芦岛",
"sortLetters" : "h"
}, {
"name" : "呼伦贝尔",
"spellName" : "hulunbeier",
"id" : 3815,
"fullname" : "内蒙古/呼伦贝尔",
"sortLetters" : "h"
}, {
"name" : "湖州",
"spellName" : "huzhou",
"id" : 4383,
"fullname" : "浙江/湖州",
"sortLetters" : "h"
}, {
"name" : "佳木斯",
"spellName" : "jiamusi",
"id" : 4159,
"fullname" : "黑龙江/佳木斯",
"sortLetters" : "j"
}, {
"name" : "吉安",
"spellName" : "jian",
"id" : 4695,
"fullname" : "江西/吉安",
"sortLetters" : "j"
}, {
"name" : "江门",
"spellName" : "jiangmen",
"id" : 5382,
"fullname" : "广东/江门",
"sortLetters" : "j"
}, {
"name" : "焦作",
"spellName" : "jiaozuo",
"id" : 4936,
"fullname" : "河南/焦作",
"sortLetters" : "j"
}, {
"name" : "嘉兴",
"spellName" : "jiaxing",
"id" : 4375,
"fullname" : "浙江/嘉兴",
"sortLetters" : "j"
}, {
"name" : "嘉峪关",
"spellName" : "jiayuguan",
"id" : 6293,
"fullname" : "甘肃/嘉峪关",
"sortLetters" : "j"
}, {
"name" : "嘉峪关",
"spellName" : "Jiayuguan",
"id" : 6556,
"fullname" : "甘肃/嘉峪关/嘉峪关",
"sortLetters" : "J"
}, {
"name" : "揭阳",
"spellName" : "jieyang",
"id" : 5440,
"fullname" : "广东/揭阳",
"sortLetters" : "j"
}, {
"name" : "吉林",
"spellName" : "jilin",
"id" : 3998,
"fullname" : "吉林/吉林",
"sortLetters" : "j"
}, {
"name" : "济南",
"spellName" : "jinan",
"id" : 4741,
"fullname" : "山东/济南",
"sortLetters" : "j"
}, {
"name" : "金昌",
"spellName" : "jinchang",
"id" : 6276,
"fullname" : "甘肃/金昌",
"sortLetters" : "j"
}, {
"name" : "晋城",
"spellName" : "jincheng",
"id" : 3680,
"fullname" : "山西/晋城",
"sortLetters" : "j"
}, {
"name" : "景德镇",
"spellName" : "jingdezhen",
"id" : 4651,
"fullname" : "江西/景德镇",
"sortLetters" : "j"
}, {
"name" : "荆门",
"spellName" : "jingmen",
"id" : 5123,
"fullname" : "湖北/荆门",
"sortLetters" : "j"
}, {
"name" : "荆州",
"spellName" : "jingzhou",
"id" : 5100,
"fullname" : "湖北/荆州",
"sortLetters" : "j"
}, {
"name" : "金华",
"spellName" : "jinhua",
"id" : 4394,
"fullname" : "浙江/金华",
"sortLetters" : "j"
}, {
"name" : "济宁",
"spellName" : "jining",
"id" : 4818,
"fullname" : "山东/济宁",
"sortLetters" : "j"
}, {
"name" : "晋中",
"spellName" : "jinzhong",
"id" : 3692,
"fullname" : "山西/晋中",
"sortLetters" : "j"
}, {
"name" : "锦州",
"spellName" : "jinzhou",
"id" : 3928,
"fullname" : "辽宁/锦州",
"sortLetters" : "j"
}, {
"name" : "九江",
"spellName" : "jiujiang",
"id" : 4660,
"fullname" : "江西/九江",
"sortLetters" : "j"
}, {
"name" : "酒泉",
"spellName" : "jiuquan",
"id" : 6314,
"fullname" : "甘肃/酒泉",
"sortLetters" : "j"
}, {
"name" : "鸡西",
"spellName" : "jixi",
"id" : 4110,
"fullname" : "黑龙江/鸡西",
"sortLetters" : "j"
}, {
"name" : "开封",
"spellName" : "kaifeng",
"id" : 4898,
"fullname" : "河南/开封",
"sortLetters" : "k"
}, {
"name" : "喀什",
"spellName" : "kashidi",
"id" : 6484,
"fullname" : "新疆/喀什",
"sortLetters" : "k"
}, {
"name" : "克拉玛依",
"spellName" : "kelamayi",
"id" : 6451,
"fullname" : "新疆/克拉玛依",
"sortLetters" : "k"
}, {
"name" : "克孜勒苏",
"spellName" : "kezilesu",
"id" : 6497,
"fullname" : "新疆/克孜勒苏",
"sortLetters" : "k"
}, {
"name" : "昆明",
"spellName" : "kunming",
"id" : 5927,
"fullname" : "云南/昆明",
"sortLetters" : "k"
}, {
"name" : "来宾",
"spellName" : "laibin",
"id" : 5556,
"fullname" : "广西/来宾",
"sortLetters" : "l"
}, {
"name" : "莱芜",
"spellName" : "laiwu",
"id" : 4830,
"fullname" : "山东/莱芜",
"sortLetters" : "l"
}, {
"name" : "廊坊",
"spellName" : "langfang",
"id" : 3618,
"fullname" : "河北/廊坊",
"sortLetters" : "l"
}, {
"name" : "兰州",
"spellName" : "lanzhou",
"id" : 6267,
"fullname" : "甘肃/兰州",
"sortLetters" : "l"
}, {
"name" : "拉萨",
"spellName" : "lasa",
"id" : 6070,
"fullname" : "西藏/拉萨",
"sortLetters" : "l"
}, {
"name" : "乐东",
"spellName" : "ledonglizuz",
"id" : 5586,
"fullname" : "海南/乐东",
"sortLetters" : "l"
}, {
"name" : "乐山",
"spellName" : "leshan",
"id" : 5707,
"fullname" : "四川/乐山",
"sortLetters" : "l"
}, {
"name" : "凉山",
"spellName" : "liangshan",
"id" : 5813,
"fullname" : "四川/凉山",
"sortLetters" : "l"
}, {
"name" : "连云港",
"spellName" : "lianyungang",
"id" : 4245,
"fullname" : "江苏/连云港",
"sortLetters" : "l"
}, {
"name" : "聊城",
"spellName" : "liaocheng",
"id" : 4858,
"fullname" : "山东/聊城",
"sortLetters" : "l"
}, {
"name" : "辽阳",
"spellName" : "liaoyang",
"id" : 3963,
"fullname" : "辽宁/辽阳",
"sortLetters" : "l"
}, {
"name" : "辽源",
"spellName" : "liaoyuan",
"id" : 4015,
"fullname" : "吉林/辽源",
"sortLetters" : "l"
}, {
"name" : "丽江",
"spellName" : "lijiang",
"id" : 5999,
"fullname" : "云南/丽江",
"sortLetters" : "l"
}, {
"name" : "临沧",
"spellName" : "lincangdi",
"id" : 5990,
"fullname" : "云南/临沧",
"sortLetters" : "l"
}, {
"name" : "临汾",
"spellName" : "linfen",
"id" : 3730,
"fullname" : "山西/临汾",
"sortLetters" : "l"
}, {
"name" : "陵水",
"spellName" : "lingshuiliz",
"id" : 5584,
"fullname" : "海南/陵水",
"sortLetters" : "l"
}, {
"name" : "临夏",
"spellName" : "linxia",
"id" : 6358,
"fullname" : "甘肃/临夏",
"sortLetters" : "l"
}, {
"name" : "临沂",
"spellName" : "linyi",
"id" : 4833,
"fullname" : "山东/临沂",
"sortLetters" : "l"
}, {
"name" : "林芝",
"spellName" : "linzhidi",
"id" : 6142,
"fullname" : "西藏/林芝",
"sortLetters" : "l"
}, {
"name" : "丽水",
"spellName" : "lishui",
"id" : 4426,
"fullname" : "浙江/丽水",
"sortLetters" : "l"
}, {
"name" : "六安",
"spellName" : "liuan",
"id" : 4532,
"fullname" : "安徽/六安",
"sortLetters" : "l"
}, {
"name" : "六盘水",
"spellName" : "liupanshui",
"id" : 5842,
"fullname" : "贵州/六盘水",
"sortLetters" : "l"
}, {
"name" : "柳州",
"spellName" : "liuzhou",
"id" : 5464,
"fullname" : "广西/柳州",
"sortLetters" : "l"
}]
for(var i=0;i<allCityList.length;i++){
if(arr.indexOf(allCityList[i].sortLetters)==-1){
arr.push(allCityList[i].sortLetters)
}
}
var json={};
for(var j=0;j<arr.length;j++){
let key=arr[j];
jsont[key]=[];
for(var xx=0;xx<allCityList.length;xx++){
if(key==allCityList[xx].sortLetters){
json[key].push(allCityList[xx])
}
}
}
console.log(json)
输出结果为
image.png
