puppeteer/assets/js/756e3495.2852762b.js

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The high level api is Keyboard.type(), which takes raw characters and generates proper keydown, keypress/input, and keyup events on your page.",source:"@site/versioned_docs/version-18.0.5/api/puppeteer.keyboard.md",sourceDirName:"api",slug:"/api/puppeteer.keyboard",permalink:"/api/puppeteer.keyboard",draft:!1,tags:[],version:"18.0.5",frontMatter:{sidebar_label:"Keyboard"},sidebar:"sidebar",previous:{title:"Accessibility.snapshot",permalink:"/api/puppeteer.accessibility.snapshot"},next:{title:"Keyboard.down",permalink:"/api/puppeteer.keyboard.down"}},d={},s=[{value:"Remarks",id:"remarks",level:2},{value:"Example 1",id:"example-1",level:2},{value:"Example 2",id:"example-2",level:2},{value:"Methods",id:"methods",level:2}],u={toc:s};function c(e){var{components:t}=e,r=p(e,["components"]);return(0,a.kt)("wrapper",n({},u,r,{components:t,mdxType:"MDXLayout"}),(0,a.kt)("h1",n({},{id:"keyboard-class"}),"Keyboard class"),(0,a.kt)("p",null,"Keyboard provides an api for managing a virtual keyboard. The high level api is ",(0,a.kt)("a",n({parentName:"p"},{href:"/api/puppeteer.keyboard.type"}),"Keyboard.type()"),", which takes raw characters and generates proper keydown, keypress/input, and keyup events on your page."),(0,a.kt)("p",null,(0,a.kt)("strong",{parentName:"p"},"Signature:")),(0,a.kt)("pre",null,(0,a.kt)("code",n({parentName:"pre"},{className:"language-typescript"}),"export declare class Keyboard\n")),(0,a.kt)("h2",n({},{id:"remarks"}),"Remarks"),(0,a.kt)("p",null,"For finer control, you can use ",(0,a.kt)("a",n({parentName:"p"},{href:"/api/puppeteer.keyboard.down"}),"Keyboard.down()"),", ",(0,a.kt)("a",n({parentName:"p"},{href:"/api/puppeteer.keyboard.up"}),"Keyboard.up()"),", and ",(0,a.kt)("a",n({parentName:"p"},{href:"/api/puppeteer.keyboard.sendcharacter"}),"Keyboard.sendCharacter()")," to manually fire events as if they were generated from a real keyboard."),(0,a.kt)("p",null,"On MacOS, keyboard shortcuts like ",(0,a.kt)("inlineCode",{parentName:"p"},"\u2318 A")," -",">"," Select All do not work. See ",(0,a.kt)("a",n({parentName:"p"},{href:"https://github.com/puppeteer/puppeteer/issues/1313"}),"#","1313"),"."),(0,a.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,a.kt)("inlineCode",{parentName:"p"},"Keyboard")," class."),(0,a.kt)("h2",n({},{id:"example-1"}),"Example 1"),(0,a.kt)("p",null,"An example of holding down ",(0,a.kt)("inlineCode",{parentName:"p"},"Shift")," in order to select and delete some text:"),(0,a.kt)("pre",null,(0,a.kt)("code",n({parentName:"pre"},{className:"language-ts"}),"await page.keyboard.type('Hello World!');\nawait page.keyboard.press('ArrowLeft');\n\nawait page.keyboard.down('Shift');\nfor (let i = 0; i < ' World'.length; i++)\n  await page.keyboard.press('ArrowLeft');\nawait page.keyboard.up('Shift');\n\nawait page.keyboard.press('Backspace');\n// Result text will end up saying 'Hello!'\n")),(0,a.kt)("h2",n({},{id:"example-2"}),"Example 2"),(0,a.kt)("p",null,"An example of pressing ",(0,a.kt)("inlineCode",{parentName:"p"},"A")),(0,a.kt)("pre",null,(0,a.kt)("code",n({parentName:"pre"},{className:"language-ts"}),"await page.keyboard.down('Shift');\nawait page.keyboard.press('KeyA');\nawait page.keyboard.up('Shift');\n")),(0,a.kt)("h2",n({},{id:"methods"}),"Methods"),(0,a.kt)("table",null,(0,a.kt)("thead",{parentName:"table"},(0,a.kt)("tr",{parentName:"thead"},(0,a.kt)("th",n({parentName:"tr"},{align:null}),"Method"),(0,a.kt)("th",n({parentName:"tr"},{align:null}),"Modifiers"),(0,a.kt)("th",n({parentName:"tr"},{align:null}),"Description"))),(0,a.kt)("tbody",{parentName:"table"},(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",n({parentName:"tr"},{align:null}),(0,a.kt)("a",n({parentName:"td"},{href:"/api/puppeteer.keyboard.down"}),"down(key, options)")),(0,a.kt)("td",n({parentName:"tr"},{align:null})),(0,a.kt)("td",n({parentName:"tr"},{align:null}),"Dispatches a ",(0,a.kt)("code",null,"keydown")," event.")),(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",n({parentName:"tr"},{align:null}),(0,a.kt)("a",n({parentName:"td"},{href:"/api/puppeteer.keyboard.press"}),"press(key, options)")),(0,a.kt)("td",n({parentName:"tr"},{align:null})),(0,a.kt)("td",n({parentName:"tr"},{align:null}),"Shortcut for ",(0,a.kt)("a",n({parentName:"td"},{href:"/api/puppeteer.keyboard.down"}),"Keyboard.down()")," and ",(0,a.kt)("a",n({parentName:"td"},{href:"/api/puppeteer.keyboard.up"}),"Keyboard.up()"),".")),(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",n({parentName:"tr"},{align:null}),(0,a.kt)("a",n({parentName:"td"},{href:"/api/puppeteer.keyboard.sendcharacter"}),"sendCharacter(char)")),(0,a.kt)("td",n({parentName:"tr"},{align:null})),(0,a.kt)("td",n({parentName:"tr"},{align:null}),"Dispatches a ",(0,a.kt)("code",null,"keypress")," and ",(0,a.kt)("code",null,"input")," event. This does not send a ",(0,a.kt)("code",null,"keydown")," or ",(0,a.kt)("code",null,"keyup")," event.")),(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",n({parentName:"tr"},{align:null}),(0,a.kt)("a",n({parentName:"td"},{href:"/api/puppeteer.keyboard.type"}),"type(text, options)")),(0,a.kt)("td",n({parentName:"tr"},{align:null})),(0,a.kt)("td",n({parentName:"tr"},{align:null}),"Sends a ",(0,a.kt)("code",null,"keydown"),", ",(0,a.kt)("code",null,"keypress"),"/",(0,a.kt)("code",null,"input"),", and ",(0,a.kt)("code",null,"keyup")," event for each character in the text.")),(0,a.kt)("tr",{parentName:"tbody"},(0,a.kt)("td",n({parentName:"tr"},{align:null}),(0,a.kt)("a",n({parentName:"td"},{href:"/api/puppeteer.keyboard.up"}),"up(key)")),(0,a.kt)("td",n({parentName:"tr"},{align:null})),(0,a.kt)("td",n({parentName:"tr"},{align:null}),"Dispatches a ",(0,a.kt)("code",null,"keyup")," event.")))))}c.isMDXComponent=!0}}]);