[英]Vue.js - Convert objects to Array of Objects with a key and value
如何將此對象格式化為對象數組
const failed = {
"4579043642": "Lodge with set number '4579043642' exists!",
"4579043641": "Lodge with set number '4579043641' exists!",
"4579043640": "Lodge with set number '4579043640' exists!",
}
到這個預期的輸出
[
{
"fieldName": "4579043642",
"message": "set number '4579043642' exists!"
},
{
"fieldName": "4579043641",
"message": "set number '4579043641' exists!"
},
{
"fieldName": "4579043640",
"message": "set number '4579043640' exists!"
}
]
data() {
return {
formattedList: [],
};
},
我曾嘗試使用這種格式進行轉換;
uploadFeedbackReject: { handler: function(newFeed) { if (failed) { this.formattedList = [response.failed]; } }, immediate: true, deep: true, },
我需要幫助。
謝謝。
循環遍歷對象字段並推送一個對象,當前屬性為字段名,值為消息屬性:
const formerList = { "4579043642": "Lodge with set number '4579043642' exists!", "4579043641": "Lodge with set number '4579043641' exists!", "4579043640": "Lodge with set number '4579043640' exists!", } let a = [] for (f in formerList) { a.push({ fieldName: f, message: formerList[f] }) } console.log(a)
或映射對象字段:
const formerList = { "4579043642": "Lodge with set number '4579043642' exists!", "4579043641": "Lodge with set number '4579043641' exists!", "4579043640": "Lodge with set number '4579043640' exists!", } let a = [] a = Object.keys(formerList).map((field) => { return { fieldName: field, message: formerList[field] } }) console.log(a)
這很好用
const failed = {
4579043642: "Lodge with set number '4579043642' exists!",
4579043641: "Lodge with set number '4579043641' exists!",
4579043640: "Lodge with set number '4579043640' exists!",
};
const arrayFailed = Object.entries(failed).map((arr) => ({
fieldName: arr[0],
message: arr[1],
}));
console.log(arrayFailed);
您可以使用 Object.keys() 遍歷對象並獲取值和名稱,推入一個對象,然后推入數組。
let obj = {
alice: "asdf",
bob: 3,
charles: 98.67
}
let arr = [];
for(let i=0; i<Object.keys(obj).length; i++){
// Get the name and value of the old object
let name = Object.keys(obj)[i];
let value = obj[name];
// Create the new object
let newObj = {
fieldName: name,
message: value
}
// Push the new object into the array of objects
arr.push(newObj);
}
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