CSS selector tester

Find matching elements in pasted HTML without rendering the supplied page.

Processed on your device

Input

Open a local UTF-8 text file5 MiB maximum. The file opens in the text box above.Or drop a file here.

Options

Options

How to use this tool

  1. Find matching elements in pasted HTML without rendering the supplied page.
  2. Adjust the labelled settings, then run the tool. Copy the result or download it as a file.

Things to know

  • Processing is local. Supplied code and network requests are never executed. Input and text settings are limited to 5 MiB combined; text settings alone are limited to 1 MiB.
  • HTML: 50,000 nodes, 128 nesting levels, 256 attributes per element and 100,000 total attributes. Selector: 2 KiB, eight nesting levels and 512 tokens. At most 10,000 matches; repeated subtree output is preflighted at 25 MiB.

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