如何在不了解文件内容的情况下用javascript解析JSON文件

How to parse a JSON file in javascript without having any knowledge about the contents of the file?

本文关键字:文件 情况下 javascript JSON 解析 不了解      更新时间:2023-09-26

我想知道如何解析任何JSON文件,无论内容如何。例如,我必须解析下面的JSON。我如何解析它并调用值,而不使用JSON文件中的单词/键?

var a = [{
    "Master Row": "P558:15",
    "Prefix*": "5C34",
    "Base*": "1508",
    "Suffix*": "CA",
    "Weight Unit of Measure": "lb"
}, {
    "Master Row": "P558:16",
    "Prefix*": "5C34",
    "Base*": "1508",
    "Suffix*": "CA",
    "Weight Unit of Measure": "lb"
}]

您将需要一个循环来遍历a中的每个元素,以及一个循环来遍历对象中的每个键。(另外,你在第一个对象的前缀和基础之间缺少逗号)

var a= [ { "Master Row":"P558:15", "Prefix*":"5C34","Base*":"1508", "Suffix*":"CA", "Weight Unit of Measure":"lb" }, { "Master Row":"P558:16", "Prefix*":"5C34", "Base*":"1508", "Suffix*":"CA", "Weight Unit of Measure":"lb" } ];
for(i=0;i<a.length;i++){
  var temp=a[i];
  for(key in temp){
    console.log(key+' '+temp[key]);
  }
}

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