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Javascript 在数组中获取单个JSON对象_Javascript_Json - Fatal编程技术网

Javascript 在数组中获取单个JSON对象

Javascript 在数组中获取单个JSON对象,javascript,json,Javascript,Json,我有一些json文件的数组结构如下: { "00_85_03.g1t": { "hash": "a05dc5727ee4a3d80202e7ce5c89168d", "file_name": "00_85_03.g1t", "version": "0", "cacheclear

我有一些json文件的数组结构如下:

{
    "00_85_03.g1t": {
        "hash": "a05dc5727ee4a3d80202e7ce5c89168d",
        "file_name": "00_85_03.g1t",
        "version": "0",
        "cacheclear_flag": 1,
        "bundle_flag": 0,
        "directory": "0000",
        "firstflag": 0,
        "size": 476380
    },
    "00_85_03_36th.g1t": {
        "hash": "5d28224aa1f594c249da69a1976cc5b6",
        "file_name": "00_85_03_36th.g1t",
        "version": "0",
        "cacheclear_flag": 1,
        "bundle_flag": 0,
        "directory": "0000",
        "firstflag": 0,
        "size": 831960
    },
    "00_85_03_all_battle.g1t": {
        "hash": "ca654ed300998d97e96480cabcac4035",
        "file_name": "00_85_03_all_battle.g1t",
        "version": "0",
        "cacheclear_flag": 1,
        "bundle_flag": 0,
        "directory": "0000",
        "firstflag": 0,
        "size": 700872
    } 
}
我想创建一个包含所有“散列”值的单个变量。我正在使用谷歌应用程序脚本将它们插入电子表格。到目前为止,我能够得到一个键列表,但很难从中提取“散列”值。我确信这比我现在做的要容易,但只是学习JS。这里是我能够将其作为结果输出的范围

function chunkArray(myArray, chunk_size){
    var index = 0;
    var arrayLength = myArray.length;
    var tempArray = [];
    
    for (index = 0; index < arrayLength; index += chunk_size) {
        myChunk = myArray.slice(index, index+chunk_size);
        // Do something if you want with the group
        tempArray.push(myChunk);
    }

    return tempArray;
}

function flatten(arrayOfArrays){
  return [].concat.apply([], arrayOfArrays);
}

function showPickerJP() {
  var rows = [Object.keys(json)]; 
  var toRows = rows[0].length;
  var rowsflate = flatten(rows);
  var rowstocols  = chunkArray(rowsflate, 1);
  var results = [];
  for(var i=0; i<toRows; i++){
    results[i] = (rowstocols[i]);
      }
  var hashvalues = chunkArray(results,1);
  Logger.log(hashvalues);
}
  
函数chunkArray(myArray,chunk\u size){
var指数=0;
var arrayllength=myArray.length;
var tempArray=[];
对于(索引=0;索引对于(var i=0;i要从json数据中获取所有
hash
值,可以使用map,如下所示:

const hashList = Object.values(json).map(item => item.hash);
const json={
“00_85_03.g1t”:{
“哈希”:“a05dc5727ee4a3d80202e7ce5c89168d”,
“文件名”:“00_85_03.g1t”,
“版本”:“0”,
“cacheclear_标志”:1,
“bundle_标志”:0,
“目录”:“0000”,
“firstflag”:0,
“尺寸”:476380
},
“00_85_03_36 th.g1t”:{
“哈希”:“5d28224aa1f594c249da69a1976cc5b6”,
“文件名”:“00_85_03_36th.g1t”,
“版本”:“0”,
“cacheclear_标志”:1,
“bundle_标志”:0,
“目录”:“0000”,
“firstflag”:0,
“尺寸”:831960
},
“00_85_03_all_battle.g1t”:{
“哈希”:“CA654ED300998D97E96480CABCA035”,
“文件名”:“00_85_03_all_battle.g1t”,
“版本”:“0”,
“cacheclear_标志”:1,
“bundle_标志”:0,
“目录”:“0000”,
“firstflag”:0,
“尺寸”:700872
} 
};
const hashList=Object.values(json.map)(item=>item.hash);

console.log({hashList})
要从可以使用map的json数据中获取所有
哈希值,请执行以下操作:

const hashList = Object.values(json).map(item => item.hash);
const json={
“00_85_03.g1t”:{
“哈希”:“a05dc5727ee4a3d80202e7ce5c89168d”,
“文件名”:“00_85_03.g1t”,
“版本”:“0”,
“cacheclear_标志”:1,
“bundle_标志”:0,
“目录”:“0000”,
“firstflag”:0,
“尺寸”:476380
},
“00_85_03_36 th.g1t”:{
“哈希”:“5d28224aa1f594c249da69a1976cc5b6”,
“文件名”:“00_85_03_36th.g1t”,
“版本”:“0”,
“cacheclear_标志”:1,
“bundle_标志”:0,
“目录”:“0000”,
“firstflag”:0,
“尺寸”:831960
},
“00_85_03_all_battle.g1t”:{
“哈希”:“CA654ED300998D97E96480CABCA035”,
“文件名”:“00_85_03_all_battle.g1t”,
“版本”:“0”,
“cacheclear_标志”:1,
“bundle_标志”:0,
“目录”:“0000”,
“firstflag”:0,
“尺寸”:700872
} 
};
const hashList=Object.values(json.map)(item=>item.hash);

console.log({hashList})
您到底需要从数据中得到什么?数组不是用[]定义的吗?
Object.values(json).map(x=>x.hash)
?或者
Array.from(Object.values(json),x=>x.hash)
您需要从数据中得到什么?数组不是用[]定义的吗?
Object.values(json).map(x=>x.hash)
?或
Array.from(Object.values(json),x=>x.hash)