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This article introduces how to use axios to achieve a crawler in nodejs, the content is very detailed, interested friends can refer to, hope to be helpful to you.

Axios in Nodejs is a standard DOM parsing library, using syntax similar to jquery, it can directly analyze the relevant contents of data DOM, facilitate and concise data collection, and add crawler agent IP, which can effectively avoid website restrictions and easily achieve data collection.

Const axios = require ('axios'); / / the target page to visit const targetUrl = "https://www.baidu.com"; / / proxy server (product website www.16yun.cn) const proxyHost =" t.16yun.cn "; const proxyPort = 31111; / / Agent verification information const proxyUser =" username "; const proxyPass =" password " Var proxy = {host: proxyHost, port: proxyPort, auth: {username: proxyUser, password: proxyPass}}; axios.get (targetUrl, {proxy:proxy}) .then (function (response) {/ / handle success console.log (response.data);}) .catch (function (error) {/ / handle error console.log (error) Finally (function () {/ / always executed}) about how to use axios to achieve a crawler in nodejs is shared here. I hope the above content can be helpful to everyone and learn more knowledge. If you think the article is good, you can share it for more people to see.

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