Advanced Prefix & Suffix Generator
Transform your text by adding custom prefixes and/or suffixes to each line with precision control
Health Disclaimer: This tool is not intended to provide medical or health advice. If you're processing health-related data, consult with a professional before making decisions based on the processed information.
Pro Tip: Use our advanced options to skip lines, process only selected lines, or add conditional formatting.
Prefix Options
Suffix Options
Advanced Options
Mastering Text Processing: When to Use Prefixes and Suffixes
Common Use Cases
- Adding numbering to lists (1., 2., 3.)
- Preparing SQL queries (adding 'SELECT * FROM ' prefix)
- Formatting CSV data (adding quotes and commas)
- Creating HTML lists (adding <li> tags)
- Generating code structures (adding indentation)
Advanced Applications
- Bulk file renaming with consistent patterns
- Creating JSON arrays from simple lists
- Generating test data with unique identifiers
- Formatting API request payloads
- Preparing data for database migrations
"Our users process over 50,000 lines of text daily with this tool, saving countless hours of manual editing for developers, content creators, and data analysts."
Optimizing Your Text Processing Workflow
For Developers
Use our tool to quickly generate test data, format SQL queries, or prepare bulk API calls. The advanced line skipping feature is perfect for processing log files where you need to ignore headers or metadata. Combine with our custom separators to transform between CSV, JSON, and other formats.
For Content Creators
Easily format lists for blogs, add consistent numbering to outlines, or prepare text for import into CMS systems. The prefix/suffix positioning options help maintain proper punctuation and formatting. Use the preview feature to check your work before final processing.
For Data Analysts
Prepare datasets for analysis by adding consistent identifiers, formatting columns, or converting between data formats. The trim whitespace feature ensures clean data processing, while the line processing options help with sampling large datasets.
Pro Tip: Combine prefixes and suffixes with our advanced options to create complex transformations in a single pass. For example, add HTML tags as prefixes/suffixes while skipping header lines and processing only every 3rd item for a sampled output.
Frequently Asked Questions
Can I process very large text files with this tool?
Our tool handles text processing in your browser, so performance depends on your device's memory. For best results with very large files (10,000+ lines), consider processing in batches. We're working on a server-side version for enterprise-scale processing.
How do I add different prefixes to alternating lines?
Use the "Process Every N Lines" option set to 2, then run the process twice - first with "Skip First N Lines" set to 0 for even lines, then set to 1 for odd lines. Combine the results for alternating prefixes.
Does this tool support regular expressions?
Not in the current version, but we're adding regex support in our next update. For now, you can use simple string prefixes/suffixes with our positioning options for most common use cases.
Can I save my processing settings for future use?
While we don't currently save settings on our server, your preferences will persist during your browser session. For permanent saving, bookmark the page with your settings or take a screenshot of your configuration.
Is there a way to process only lines that contain specific text?
Our current version processes all lines (with optional skipping), but you can pre-filter your text using basic search in your text editor before pasting into our tool. We're adding conditional processing in an upcoming release.