"use strict";(self.webpackChunkwebsite=self.webpackChunkwebsite||[]).push([[74343],{3905:(e,t,r)=>{r.d(t,{Zo:()=>s,kt:()=>m});vara=r(67294);functionn(e,t,r){returntine?Object.defineProperty(e,t,{value:r,enumerable:!0,configurable:!0,writable:!0}):e[t]=r,e}functioni(e,t){varr=Object.keys(e);if(Object.getOwnPropertySymbols){vara=Object.getOwnPropertySymbols(e);t&&(a=a.filter((function(t){returnObject.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,a)}returnr}functionp(e){for(vart=1;t<arguments.length;t++){varr=null!=arguments[t]?arguments[t]:{};t%2?i(Object(r),!0).forEach((function(t){n(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):i(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}returne}functionl(e,t){if(null==e)return{};varr,a,n=function(e,t){if(null==e)return{};varr,a,n={},i=Object.keys(e);for(a=0;a<i.length;a++)r=i[a],t.indexOf(r)>=0||(n[r]=e[r]);returnn}(e,t);if(Object.getOwnPropertySymbols){vari=Object.getOwnPropertySymbols(e);for(a=0;a<i.length;a++)r=i[a],t.indexOf(r)>=0||Object.prototype.propertyIsEnumerable.call(e,r)&&(n[r]=e[r])}returnn}varo=a.createContext({}),c=function(e){vart=a.useContext(o),r=t;returne&&(r="function"==typeofe?e(t):p(p({},t),e)),r},s=function(e){vart=c(e.components);returna.createElement(o.Provider,{value:t},e.children)},u={inlineCode:"code",wrapper:function(e){vart=e.children;returna.createElement(a.Fragment,{},t)}},d=a.forwardRef((function(e,t){varr=e.components,n=e.mdxType,i=e.originalType,o=e.parentName,s=l(e,["components","mdxType","originalType","parentName"]),d=c(r),m=n,g=d["".concat(o,".").concat(m)]||d[m]||u[m]||i;returnr?a.createElement(g,p(p({ref:t},s),{},{components:r})):a.createElement(g,p({ref:t},s))}));functionm(e,t){varr=arguments,n=t&&t.mdxType;if("string"==typeofe||n){vari=r.length,p=newArray(i);p[0]=d;varl={};for(varoint)hasOwnProperty.call(t,o)&&(l[o]=t[o]);l.originalType=e,l.mdxType="string"==typeofe?e:n,p[1]=l;for(varc=2;c<i;c++)p[c]=r[c];returna.createElement.apply(null,p)}returna.createElement.apply(null,r)}d.displayName="MDXCreateElement"},79547:(e,t,r)=>{r.r(t),r.d(t,{assets:()=>o,contentTitle:()=>p,default:()=>u,frontMatter:()=>i,metadata:()=>l,toc:()=>c});vara=r(87462),n=(r(67294),r(3905));consti={sidebar_label:"Tracing"},p="Tracing class",l={unversionedId:"api/puppeteer.tracing",id:"api/puppeteer.tracing",title:"Tracing class",description:"The Tracing class exposes the tracing audit interface.",source:"@site/../docs/api/puppeteer.tracing.md",sourceDirName:"api",slug:"/api/puppeteer.tracing",permalink:"/next/api/puppeteer.tracing",draft:!1,tags:[],version:"current",frontMatter:{sidebar_label:"Tracing"},sidebar:"sidebar",previous:{title:"Touchscreen.tap",permalink:"/next/api/puppeteer.touchscreen.tap"},next:{title:"Tracing.start",permalink:"/next/api/puppeteer.tracing.start"}},o={},c=[{value:"Remarks",id:"remarks",level:2},{value:"Example",id:"example",level:2},{value:"Methods",id:"methods",level:2}],s={toc:c};functionu(e){let{components:t,...r}=e;return(0,n.kt)("wrapper",(0,a.Z)({},s,r,{components:t,mdxType:"MDXLayout"}),(0,n.kt)("h1",{id:"tracing-class"},"Tracing class"),(0,n.kt)("p",null,"The Tracing class exposes the tracing audit interface."),(0,n.kt)("p",null,(0,n.kt)("strong",{parentName:"p"},"Signature:")),(0,n.kt)("pre",null,(0,n.kt)("code",{parentName:"pre",className:"language-typescript"},"export declare class Tracing\n")),(0,n.kt)("h2",{id:"remarks"},"Remarks"),(0,n.kt)("p",null,"You can use ",(0,n.kt)("inlineCode",{parentName:"p"},"tracing.start")," and ",(0,n.kt)("inlineCode",{parentName:"p"},"tracing.stop")," to create a trace file which can be opened in Chrome DevTools or ",(0,n.kt)("a",{parentName:"p",href:"https://chromedevtools.github.io/timeline-viewer/"},"timeline viewer"),"."),(0,n.kt)("p",null,"The constructor for this class is marked as internal. Third-party code should not call the constructor directly or create subclasses that extend the ",(0,n.kt)("inlineCode",{parentN
