javascript - JSON 数组解析不显示输出

Question

[  
   {  
      "MAP_COORDINATES":
          "[[32.732695279933104,74.86289978027344],
            [32.72749665793957,74.85431671142578],
            [32.72143121579454,74.85963821411133],
            [32.72200889472774,74.88521575927734]]"
   }
]

如何解析这个数组。请帮忙

Answer 1

将代码从 JSON.parse(polyLocation).forEach(function(v) { ... 更改为 JSON.parse(polyLocation[0].MAP_COORDINATES).forEach(function (v) { ... 应该可以解决这个问题。检查 Fiddle 。