[英]Generate array of objects from two arrays in JavaScript
I've got 2 arrays: 我有2个数组:
var arrToObjContent = ["DAYOFWEEK","ITEM","QTY","DATEOFPURCHASE","CITY"]
var dayOfWeek="["SUN","MON","TUE","WED","THU","FRI","SAT"]
I've been trying to create an object array using the above two arrays that looks like this: 我一直在尝试使用上面的两个数组创建对象数组,如下所示:
{
"DAYOFWEEK":"SUN"
"ITEM":"",
"QTY":"",
"DATEOFPURCHASE":"",
"CITY":""
}, {
"DAYOFWEEK":"MON"
"ITEM":"",
"QTY":"",
"DATEOFPURCHASE":"",
"CITY":""
},{
"DAYOFWEEK":"TUE"
"ITEM":"",
"QTY":"",
"DATEOFPURCHASE":"",
"CITY":""
},{
"DAYOFWEEK":"WED"
"ITEM":"",
"QTY":"",
"DATEOFPURCHASE":"",
"CITY":""
},{
"DAYOFWEEK":"THU"
"ITEM":"",
"QTY":"",
"DATEOFPURCHASE":"",
"CITY":""
},{
"DAYOFWEEK":"FRI"
"ITEM":"",
"QTY":"",
"DATEOFPURCHASE":"",
"CITY":""
},{
"DAYOFWEEK":"SAT"
"ITEM":"",
"QTY":"",
"DATEOFPURCHASE":"",
"CITY":""
}
Is there a jQuery/JavaScript built-in function that I can pass two arrays to & get the output as above? 是否有jQuery / JavaScript内置函数,我可以将两个数组传递给并获得上述输出?
It's really not that hard, here you go: 其实并不难,在这里您可以:
var arrToObjContent = ["DAYOFWEEK","ITEM","QTY","DATEOFPURCHASE","CITY"],
dayOfWeek = ["SUN","MON","TUE","WED","THU","FRI","SAT"],
i=0,
z,
arrToObjLength = arrToObjContent.length,
dayOfWeekLength = dayOfWeek.length,
jsonObj = {},
newObj,
key,
value;
for(;i<dayOfWeekLength;i++){
newObj = {};
for(z=0;z<arrToObjLength;z++){
key = arrToObjContent[z];
if(key === "DAYOFWEEK") {
value = dayOfWeek[i];
}
else {
value = "";
}
newObj[key] = value;
}
jsonObj[i] = newObj;
}
console.table(jsonObj);
FYI, you had some syntax error in your original posted code. 仅供参考,您在原始发布的代码中存在语法错误。
There's no built-in function to do this, but it is fairly straightforward to do on your own. 没有内置函数可以执行此操作,但是您可以很轻松地自己执行操作。
var arrToObjContent = ["DAYOFWEEK","ITEM","QTY","DATEOFPURCHASE","CITY"];
var dayOfWeek=["SUN","MON","TUE","WED","THU","FRI","SAT"];
dayOfWeek.map((x) => {
var obj = {};
arrToObjContent.forEach((y) => { obj[y] = (y === "DAYOFWEEK")? x : ""; });
return obj;
});
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