google-chrome-devtools

问题 There used to be an option, "Emulate a focused page," under "Global preferences" in Chrome developer tools. However, I am not able to find that option anymore. Any ideas? 回答1: There are two ways to invoke it now: A checkbox in Rendering panel Command panel: press Ctrl Shift P (or ⌘ ⌥ P ) type emfo to find the Emulate a focused page item press Enter 来源： https://stackoverflow.com/questions/64456886/emulate-a-focused-page-option-not-available-in-chrome-developer-tools

问题 There used to be an option, "Emulate a focused page," under "Global preferences" in Chrome developer tools. However, I am not able to find that option anymore. Any ideas? 回答1: There are two ways to invoke it now: A checkbox in Rendering panel Command panel: press Ctrl Shift P (or ⌘ ⌥ P ) type emfo to find the Emulate a focused page item press Enter 来源： https://stackoverflow.com/questions/64456886/emulate-a-focused-page-option-not-available-in-chrome-developer-tools

问题 There used to be an option, "Emulate a focused page," under "Global preferences" in Chrome developer tools. However, I am not able to find that option anymore. Any ideas? 回答1: There are two ways to invoke it now: A checkbox in Rendering panel Command panel: press Ctrl Shift P (or ⌘ ⌥ P ) type emfo to find the Emulate a focused page item press Enter 来源： https://stackoverflow.com/questions/64456886/emulate-a-focused-page-option-not-available-in-chrome-developer-tools

问题 I want to copy all network responses from the filtered list of requests from the network tab under Chrome's devtools. I read about the solution of copy all requests' URLs at Multiple URLs copy in Sources/Network tab But I can't figure out how to access the decoded response body from requests. The solution at Chrome Devtools: Save specific requests in Network Tab works, but I want a solution that only extracts responses from the filtered request list under the network tab. 回答1: Inspecting the

问题 I was trying to add extra spaces ( ) inside a div tag in Elements section in chrome developer tools. <div>hello  world</div> The above renders as literal. Expected: hello world Actual: hello  world 回答1: When you are using Chrome's Developer Tools, you don't need to worry about HTML entities . Simply writing the code as you would in an IDE works as expected -- entering <div>hello world</div> results in a <div> being created with the contents hello world . Using multiple spaces will also work

问题 Is there a way to record a performance timeline for tests run with Puppeteer? 回答1: Yes, just use page.tracing methods like in this example: const puppeteer = require('puppeteer'); (async () => { const browser = await puppeteer.launch(); const page = await browser.newPage(); await page.tracing.start({ path: 'trace.json' }); await page.goto('https://en.wikipedia.org'); await page.tracing.stop(); await browser.close(); })(); And then load trace.json file in Chrome Performance tab. If you want

问题 Is there a way to record a performance timeline for tests run with Puppeteer? 回答1: Yes, just use page.tracing methods like in this example: const puppeteer = require('puppeteer'); (async () => { const browser = await puppeteer.launch(); const page = await browser.newPage(); await page.tracing.start({ path: 'trace.json' }); await page.goto('https://en.wikipedia.org'); await page.tracing.stop(); await browser.close(); })(); And then load trace.json file in Chrome Performance tab. If you want

问题 Is there a way to record a performance timeline for tests run with Puppeteer? 回答1: Yes, just use page.tracing methods like in this example: const puppeteer = require('puppeteer'); (async () => { const browser = await puppeteer.launch(); const page = await browser.newPage(); await page.tracing.start({ path: 'trace.json' }); await page.goto('https://en.wikipedia.org'); await page.tracing.stop(); await browser.close(); })(); And then load trace.json file in Chrome Performance tab. If you want

问题 I used to convert #1c1959db to the standard rgba(255,0,0,0.3) but now it converts to some unrecognized format rgb(28 25 89 / 86%). please guide how to fix this on chrome dev tools 回答1: but now it converts to some unrecognized format rgb(28 25 89 / 86%). This is the new format as defined in the specification rgb() = rgb( <percentage>{3} [ / <alpha-value> ]? ) | rgb( <number>{3} [ / <alpha-value> ]? ) <alpha-value> = <number> | <percentage> You should get used to it now but you can easily

问题 I used to convert #1c1959db to the standard rgba(255,0,0,0.3) but now it converts to some unrecognized format rgb(28 25 89 / 86%). please guide how to fix this on chrome dev tools 回答1: but now it converts to some unrecognized format rgb(28 25 89 / 86%). This is the new format as defined in the specification rgb() = rgb( <percentage>{3} [ / <alpha-value> ]? ) | rgb( <number>{3} [ / <alpha-value> ]? ) <alpha-value> = <number> | <percentage> You should get used to it now but you can easily