下面的代码将输出成一堆 [{},{}]
const rows = connection.queryAll('SELECT * FROM users').rows;
console.log(rows);
const users = rows.map(innerList => {
const obj = {};
innerList.forEach(item => {
obj[item['name']] = item['value'];
});
return obj;
});
console.log(users);
只能用for来处理的
const rows = connection.queryAll('SELECT * FROM users').rows;
const users = [];
for (let i = 0; i < rows.length; i++) {
const innerList = rows[i];
const obj = {};
for (let j = 0; j < innerList.length; j++) {
const item = innerList[j];
obj[item['name']] = item['value'];
}
users.push(obj);
}
console.log(users);
这个BUG好像已经很久了,同样有问题的还有reduce