"use strict";(self.webpackChunkwebsite=self.webpackChunkwebsite||[]).push([[56167],{3905:(e,t,n)=>{n.d(t,{Zo:()=>c,kt:()=>m});var a=n(67294);function r(e,t,n){return t in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function s(e,t){var n=Object.keys(e);if(Object.getOwnPropertySymbols){var a=Object.getOwnPropertySymbols(e);t&&(a=a.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),n.push.apply(n,a)}return n}function o(e){for(var t=1;t=0||(r[n]=e[n]);return r}(e,t);if(Object.getOwnPropertySymbols){var s=Object.getOwnPropertySymbols(e);for(a=0;a=0||Object.prototype.propertyIsEnumerable.call(e,n)&&(r[n]=e[n])}return r}var i=a.createContext({}),l=function(e){var t=a.useContext(i),n=t;return e&&(n="function"==typeof e?e(t):o(o({},t),e)),n},c=function(e){var t=l(e.components);return a.createElement(i.Provider,{value:t},e.children)},d={inlineCode:"code",wrapper:function(e){var t=e.children;return a.createElement(a.Fragment,{},t)}},u=a.forwardRef((function(e,t){var n=e.components,r=e.mdxType,s=e.originalType,i=e.parentName,c=p(e,["components","mdxType","originalType","parentName"]),u=l(n),m=r,k=u["".concat(i,".").concat(m)]||u[m]||d[m]||s;return n?a.createElement(k,o(o({ref:t},c),{},{components:n})):a.createElement(k,o({ref:t},c))}));function m(e,t){var n=arguments,r=t&&t.mdxType;if("string"==typeof e||r){var s=n.length,o=new Array(s);o[0]=u;var p={};for(var i in t)hasOwnProperty.call(t,i)&&(p[i]=t[i]);p.originalType=e,p.mdxType="string"==typeof e?e:r,o[1]=p;for(var l=2;l{n.r(t),n.d(t,{assets:()=>i,contentTitle:()=>o,default:()=>d,frontMatter:()=>s,metadata:()=>p,toc:()=>l});var a=n(87462),r=(n(67294),n(3905));const s={sidebar_label:"CDPSession"},o="CDPSession class",p={unversionedId:"api/puppeteer.cdpsession",id:"version-16.2.0/api/puppeteer.cdpsession",title:"CDPSession class",description:"The CDPSession instances are used to talk raw Chrome Devtools Protocol.",source:"@site/versioned_docs/version-16.2.0/api/puppeteer.cdpsession.md",sourceDirName:"api",slug:"/api/puppeteer.cdpsession",permalink:"/api/puppeteer.cdpsession",draft:!1,tags:[],version:"16.2.0",frontMatter:{sidebar_label:"CDPSession"},sidebar:"sidebar",previous:{title:"CDPSession.id",permalink:"/api/puppeteer.cdpsession.id"},next:{title:"CDPSession.send",permalink:"/api/puppeteer.cdpsession.send"}},i={},l=[{value:"Remarks",id:"remarks",level:2},{value:"Example",id:"example",level:2},{value:"Methods",id:"methods",level:2}],c={toc:l};function d(e){let{components:t,...n}=e;return(0,r.kt)("wrapper",(0,a.Z)({},c,n,{components:t,mdxType:"MDXLayout"}),(0,r.kt)("h1",{id:"cdpsession-class"},"CDPSession class"),(0,r.kt)("p",null,"The ",(0,r.kt)("inlineCode",{parentName:"p"},"CDPSession")," instances are used to talk raw Chrome Devtools Protocol."),(0,r.kt)("p",null,(0,r.kt)("strong",{parentName:"p"},"Signature:")),(0,r.kt)("pre",null,(0,r.kt)("code",{parentName:"pre",className:"language-typescript"},"export declare class CDPSession extends EventEmitter\n")),(0,r.kt)("p",null,(0,r.kt)("strong",{parentName:"p"},"Extends:")," ",(0,r.kt)("a",{parentName:"p",href:"/api/puppeteer.eventemitter"},"EventEmitter")),(0,r.kt)("h2",{id:"remarks"},"Remarks"),(0,r.kt)("p",null,"Protocol methods can be called with ",(0,r.kt)("a",{parentName:"p",href:"/api/puppeteer.cdpsession.send"},"CDPSession.send()")," method and protocol events can be subscribed to with ",(0,r.kt)("inlineCode",{parentName:"p"},"CDPSession.on")," method."),(0,r.kt)("p",null,"Useful links: ",(0,r.kt)("a",{parentName:"p",href:"https://chromedevtools.github.io/devtools-protocol/"},"DevTools Protocol Viewer")," and ",(0,r.kt)("a",{parentName:"p",href:"https://github.com/aslushnikov/getting-started-with-cdp/blob/HEAD/README.md"},"Getting Started with DevTools Protocol"),"."),(0,r.kt)("p",null,"The constructor for this class is marked as internal. 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