Prompt Library 💻 Coding & Dev Complex Regex & Pattern Matching Builder
GPT-4o 💻 Coding & Dev Basic

Complex Regex & Pattern Matching Builder

Creates and explains complex Regular Expressions for data validation or scraping.
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The Prompt

"I need to extract specific data from the following raw text format: [Paste Sample Text/Logs].

Target Data: I need to capture [What to capture, e.g., 'All ISO-8601 timestamps and associated Error Codes'].

Tasks:

Provide the Regex Pattern.

Provide a Step-by-Step Breakdown of what each part of the expression does (e.g., 'Lookaheads,' 'Capture groups').

Provide a small [Language] script that uses this regex to output the matches into a JSON array.

Ensure it handles variations like [Variable, e.g., 'single-digit months' or 'extra whitespace']."

📝 Fill in the blanks

Replace these placeholders with your own content:

[Paste Sample Text/Logs]
[What to capture, e.g., 'All ISO-8601 timestamps and associated Error Codes']
[Language]
[Variable, e.g., 'single-digit months' or 'extra whitespace']

How to use this prompt

1
Copy the prompt

Click "Copy Prompt" above to copy the full prompt text to your clipboard.

2
Replace the placeholders

Swap out anything in [BRACKETS] with your specific details.

3
Paste into GPT-4o

Open your preferred AI assistant and paste the prompt to get started.