我的结果集是从函数返回的对象数组。
[{brand:"Toyota", model: "Prius"}, {brand:"Subaru", model:"WRX"}, {brand:"Honda", model: "Accord"}]
我正在使用它将其写入文件
fs.writeFile('test.txt', array, (err) => {
if (err) {
console.log(err);
}
})
“text.txt”如下所示:
[{brand:"Toyota", model: "Prius"},{brand:"Subaru", model:"WRX"},{brand:"Honda", model: "Accord"}]
我怎样才能以这样的格式打印它们:
{brand:"Toyota", model: "Prius"}
{brand:"Subaru", model:"WRX"}
{brand:"Honda", model: "Accord"}
最佳答案
您可以尝试传递一个函数
let arr = [{brand:"Toyota", model: "Prius"}, {brand:"Subaru", model:"WRX"}, {brand:"Honda", model: "Accord"}];
function mapLine(_arr, i){
let a = [];
_arr.forEach((item)=>{
newLine = i === 0 ? "" : "\r\n";
a.push(newLine + JSON.stringify(item));
})
return a;
}
fs.writeFile('test.txt', mapLine(arr), (err) => {
if (err) {
console.log(err);
}
})
关于javascript - 如何使用javascript在txt文件的新行中打印对象数组的每个对象?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/59017294/