puppeteer/assets/js/5289199b.2ffc6690.js

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This provides the capability to modify network requests that are made by a page.",source:"@site/versioned_docs/version-18.2.1/api/puppeteer.page.setrequestinterception.md",sourceDirName:"api",slug:"/api/puppeteer.page.setrequestinterception",permalink:"/api/puppeteer.page.setrequestinterception",draft:!1,tags:[],version:"18.2.1",frontMatter:{sidebar_label:"Page.setRequestInterception"},sidebar:"sidebar",previous:{title:"Page.setOfflineMode",permalink:"/api/puppeteer.page.setofflinemode"},next:{title:"Page.setUserAgent",permalink:"/api/puppeteer.page.setuseragent"}},l={},u=[{value:"Parameters",id:"parameters",level:2},{value:"Example",id:"example",level:2}],c={toc:u};function d(e){var{components:t}=e,r=p(e,["components"]);return(0,n.kt)("wrapper",a({},c,r,{components:t,mdxType:"MDXLayout"}),(0,n.kt)("h1",a({},{id:"pagesetrequestinterception-method"}),"Page.setRequestInterception() method"),(0,n.kt)("p",null,"Activating request interception enables ",(0,n.kt)("a",a({parentName:"p"},{href:"/api/puppeteer.httprequest.abort"}),"HTTPRequest.abort()"),", ",(0,n.kt)("a",a({parentName:"p"},{href:"/api/puppeteer.httprequest.continue"}),"HTTPRequest.continue()")," and ",(0,n.kt)("a",a({parentName:"p"},{href:"/api/puppeteer.httprequest.respond"}),"HTTPRequest.respond()")," methods. This provides the capability to modify network requests that are made by a page."),(0,n.kt)("p",null,"Once request interception is enabled, every request will stall unless it's continued, responded or aborted; or completed using the browser cache."),(0,n.kt)("p",null,"Enabling request interception disables page caching."),(0,n.kt)("p",null,"See the ",(0,n.kt)("a",a({parentName:"p"},{href:"https://pptr.dev/next/guides/request-interception"}),"Request interception guide")," for more details."),(0,n.kt)("p",null,(0,n.kt)("strong",{parentName:"p"},"Signature:")),(0,n.kt)("pre",null,(0,n.kt)("code",a({parentName:"pre"},{className:"language-typescript"}),"class Page {\n  setRequestInterception(value: boolean): Promise<void>;\n}\n")),(0,n.kt)("h2",a({},{id:"parameters"}),"Parameters"),(0,n.kt)("table",null,(0,n.kt)("thead",{parentName:"table"},(0,n.kt)("tr",{parentName:"thead"},(0,n.kt)("th",a({parentName:"tr"},{align:null}),"Parameter"),(0,n.kt)("th",a({parentName:"tr"},{align:null}),"Type"),(0,n.kt)("th",a({parentName:"tr"},{align:null}),"Description"))),(0,n.kt)("tbody",{parentName:"table"},(0,n.kt)("tr",{parentName:"tbody"},(0,n.kt)("td",a({parentName:"tr"},{align:null}),"value"),(0,n.kt)("td",a({parentName:"tr"},{align:null}),"boolean"),(0,n.kt)("td",a({parentName:"tr"},{align:null}),"Whether to enable request interception.")))),(0,n.kt)("p",null,(0,n.kt)("strong",{parentName:"p"},"Returns:")),(0,n.kt)("p",null,"Promise","<","void",">"),(0,n.kt)("h2",a({},{id:"example"}),"Example"),(0,n.kt)("p",null,"An example of a na\xefve request interceptor that aborts all image requests:"),(0,n.kt)("pre",null,(0,n.kt)("code",a({parentName:"pre"},{className:"language-ts"}),"const puppeteer = require('puppeteer');\n(async () => {\n  const browser = await puppeteer.launch();\n  const page = await browser.newPage();\n  await page.setRequestInterception(true);\n  page.on('request', interceptedRequest => {\n    if (\n      interceptedRequest.url().endsWith('.png') ||\n      interceptedRequest.url().endsWith('.jpg')\n    )\n      interceptedRequest.abort();\n    else interceptedRequest.continue();\n  });\n  await page.goto('https://example.com');\n  await browser.close();\n})();\n")))}d.isMDXComponent=!0}}]);