WebError
WebError 类表示页面中抛出的未处理的异常。它是通过 browser_context.on("weberror") 事件调度的。
¥WebError class represents an unhandled exception thrown in the page. It is dispatched via the browser_context.on("weberror") event.
- Sync
- Async
# Log all uncaught errors to the terminal
context.on("weberror", lambda web_error: print(f"uncaught exception: {web_error.error}"))
# Navigate to a page with an exception.
page.goto("data:text/html,<script>throw new Error('test')</script>")
# Log all uncaught errors to the terminal
context.on("weberror", lambda web_error: print(f"uncaught exception: {web_error.error}"))
# Navigate to a page with an exception.
await page.goto("data:text/html,<script>throw new Error('test')</script>")
属性
¥Properties
error
Added in: v1.38引发的未处理错误。
¥Unhandled error that was thrown.
用法
¥Usage
web_error.error
返回
¥Returns
page
Added in: v1.38产生此未处理异常的页面（如果有）。
¥The page that produced this unhandled exception, if any.
用法
¥Usage
web_error.page
返回
¥Returns