我试图返回给定预定义搜索条件的推文,变量仅用作示例的占位符。问题在于,当代码运行时,变量 tweets 和 profile 返回“未定义”。我不确定为什么这是“对象对象”,任何帮助将不胜感激。
var count = 10,
profile = 'manutd',
date = '2011-11-11',
keyword = 'man city',
lan = 'en',
search = keyword + " since:" + date + " lang:" + lan;
var tweets = getTweets();
var profiles = getProfile();
console.log('Started')
function handleTweets(err, data){
if (err) {
console.error('Get error', err)
}
else {
console.log('Get Tweets');
console.log(tweets);
console.log('Finished');
}
}
function handleFriends(err, data){
if (err) {
console.error('Get error', err)
}
else {
console.log('Get Friends');
console.log(profiles);
console.log('Finished');
}
}
function getTweets(){
client.get('search/tweets', { q: search, count: count, from: profile },
handleTweets)
}
function getProfile( callback ){
client.get('friends/list', { screen_name: profile, count: count },
handleFriends)
}
最佳答案
var count = 10,
profile = 'manutd',
date = '2011-11-11',
keyword = 'man city',
lan = 'en',
search = keyword + " since:" + date + " lang:" + lan;
console.log('Started')
function handleTweets(err, data){
if (err) {
console.error('Get error', err)
} else {
console.log('Get Tweets');
console.log(data);
console.log('Finished');
}
}
function handleFriends(err, data){
if (err) {
console.error('Get error', err)
} else {
console.log('Get Friends');
console.log(data);
console.log('Finished');
}
}
function getTweets(){
client.get('search/tweets', { q: search, count: count, from: profile },
handleTweets)
}
function getProfile( callback ){
client.get('friends/list', { screen_name: profile, count: count },
handleFriends)
}
在这里,您正在回调函数中访问未定义的属性tweets
和profiles
,这就是为什么您得到undefined
而不是api返回的数据;)
关于node.js - 返回未定义推文的函数,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36114416/