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我是新的在nodejs,现在我有一个问题,我不能解决:在javascript/nodejs异步。我如何处理以下内容,以便将用户名推送到数组中?
我已经试图帮助自己与许多不同的功能,但没有什么工作对我来说...:/
真诚Adhskid。
function getCurrentBetInformations() {
connection.query('SELECT * FROM `BETS` WHERE BET_ACTIVE = "1" LIMIT 1', function(err, rowss, fields) {
if (err) logger.warn('MySQL Error: ' + err.stack);
betid = rowss[0].BET_ID;
betends = rowss[0].BET_END;
connection.query('SELECT * FROM `BETS_BID` WHERE BID_BET_ID=\'' + betid + '\'', function(err, betbids, fields) {
if (err) logger.warn('MySQL Error: ' + err.stack);
var betQuants = new Array();
var betIds = new Array();
var betUsernames = new Array();
var betDates = new Array();
var rowsAffected = betbids.length;
for(i=0; i < rowsAffected; i++) {
betQuants.push(betbids[i].BID_KEYS_COUNT);
betIds.push(betbids[i].BID_ID);
var betSender = betbids[i].BID_SENDER;
connection.query('SELECT `USER_NAME` FROM `USER` WHERE `USER_STEAMID` = \'' + betSender + '\' LIMIT 1', function(err, rows, fields) {
if (err) logger.warn('MySQL Error: ' + err.stack);
console.log(rows[0].USER_NAME);
addUsername(rows[0].USER_NAME);
});
function addUsername (currentUsername) {
betUsernames.push(currentUsername);
}
betDates.push(betbids[i].BID_TIME);
if(betUsernames.length === i) {
execSiteRef();
}
}
function execSiteRef() {
console.log(betUsernames);
sendUserSiteRefresh([betQuants, betIds, betUsernames, betDates], betends);
}
});
});
}
你得到的输出是什么?有什么错误? – luksch