我正在使用 nodeJS 制作我的第一个简单的 Counter Strike api 机器人,但是我在 res.send 函数方面遇到了一些问题。当我使用它时,它会抛出以下错误:“res.send 不是函数”。我尝试将 res.send 移到请求之外,但是这只在刷新页面后更新我的数据。任何帮助将不胜感激,因为我已经被这个问题困扰了一段时间。
我的代码:
const path = require('path')
const express = require('express')
var request = require("request")
/*const getSkinfo = require('./wyrskin')*/
const app = express()
const publicDirectoryPath = path.join(__dirname, '/public')
var skins_str = "empty"
app.use(express.static(publicDirectoryPath))
/*var string_skin = (JSON.stringify(getSkinfo))*/
app.get('/skin', (req, res) => {
request('https://api.steamapis.com/market/items/730?api_key=xyz', { json: true }, (err, res, body) => {
if (err) { return console.log(err); }
var skins = []
var score = 0
var i;
for (i = 0; i < body.data.length; i++) {
var name = body.data[i].market_name
var price = body.data[i].prices
var img_url = body.data[i].image
if (name.includes('Factory New') && !name.includes('StatTrak')) {
skins.push(name + "," + price.avg + "^" + img_url)
}
}
var num1 = Math.floor(Math.random() * 1215);
var num2 = Math.floor(Math.random() * 1215);
var out1 = "A : " + skins[num1]
var out2 = "B : " + skins[num2]
var mySubString1 = out1.substring(
out1.lastIndexOf(",") + 1,
out1.lastIndexOf("^")
);
var price1 = parseFloat(mySubString1)
var mySubString2 = out2.substring(
out2.lastIndexOf(",") + 1,
out2.lastIndexOf("^")
);
var price2 = parseFloat(mySubString2)
skins_str = (out1 + " ~ " + out2)
console.log(skins_str)
res.send({ skins: skins_str })
})
})
app.listen(3000, () => {
console.log('Server is up on port 3000.')
})
谢谢!
最佳答案
这实际上并不是我代理来自 Node 服务器的请求的方式。查看 node-fetch npm 包。 Promise 确实清理了代码。
但是您的代码中的错误是您在此函数的范围内有另一个 res 变量。如果您将其重命名为response,它应该可以工作吗?
如果您只是在响应中发送一个对象,也可以使用 res.json()
来代替。
希望这有帮助!
app.get('/skin', (req, res) => {
request('https://api.steamapis.com/market/items/730?api_key=xyz', { json: true }, (err, response, body) => {
if (err) { return console.log(err); }
var skins = []
var score = 0
var i;
for (i = 0; i < body.data.length; i++) {
var name = body.data[i].market_name
var price = body.data[i].prices
var img_url = body.data[i].image
if (name.includes('Factory New') && !name.includes('StatTrak')) {
skins.push(name + "," + price.avg + "^" + img_url)
}
}
var num1 = Math.floor(Math.random() * 1215);
var num2 = Math.floor(Math.random() * 1215);
var out1 = "A : " + skins[num1]
var out2 = "B : " + skins[num2]
var mySubString1 = out1.substring(
out1.lastIndexOf(",") + 1,
out1.lastIndexOf("^")
);
var price1 = parseFloat(mySubString1)
var mySubString2 = out2.substring(
out2.lastIndexOf(",") + 1,
out2.lastIndexOf("^")
);
var price2 = parseFloat(mySubString2)
skins_str = (out1 + " ~ " + out2)
console.log(skins_str)
res.json({ skins: skins_str })
})
})
app.listen(3000, () => {
console.log('Server is up on port 3000.')
})
关于javascript - Node JS : res. 发送不是函数,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/62012924/