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GB18030 Inspector

GB18030 Inspector, processed in your browser with copy and download.

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LOCAL · PRIVATE · TOOLS

GB18030 Inspector

Processing stays in this browser. Your input is not uploaded.

Inspect 1/2/4-byte sequences, Unicode and four-byte pointers with structural validation. Uses iconv-lite 0.7.3 GB18030 mappings; this is not certification of GB18030-2022 compliance. Maximum 128 characters.

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Processed content stays in this page’s memory and cannot be recovered after clearing or closing.

About this tool

GB18030 Inspector, processed in your browser with copy and download. Inspect 1/2/4-byte sequences, Unicode and four-byte pointers with structural validation. Uses iconv-lite 0.7.3 GB18030 mappings; this is not certification of GB18030-2022 compliance. Maximum 128 characters. Input and output are not uploaded. Metrics contain only status, duration, count and copy/download actions.

How to use

  1. Load the example or enter input and select an operation.
  2. Run the tool; cancel at any time.
  3. Review, copy or download the TXT result. Editing clears old output.

Frequently asked questions

What happens to invalid input?

Invalid formats, out-of-range numbers and oversized outputs are rejected. Follow the example; inputs are not silently repaired.

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