Text Finder User Guide

Overview

Text Finder is a professional text search tool that supports multiple advanced search modes, helping you quickly locate target content.

Main Features

1. Basic Search

• Enter search keywords
• Support next/previous navigation
• Real-time display of match count

2. Advanced Search Options

• Case Sensitive: Exact case matching
• Use Regex: Support complex matching patterns
• Whole Word: Match complete words only

3. Search Results Display

• Show all match items
• Display match position (line number and column)
• Show match context (20 characters before and after)

4. Result Operations

• Copy single match item
• Copy all match items
• Export search results as JSON format

Use Cases

Document Editing

• Find specific content in long documents
• Count keyword occurrences
• Quickly locate code positions

Code Review

• Find function call locations
• Search variable usage
• Locate error code

Data Analysis

• Find specific data patterns
• Count text features
• Extract key information

Usage Examples

Example 1: Normal Search

Text Content:
Hello World
Hello World
Hello World

Search Keyword: Hello
Result: Found 3 matches

Example 2: Regex Search

Text Content:
Email: test@example.com
Email: user@test.com

Search Pattern: \w+@\w+\.\w+
Result: Found 2 email addresses

Example 3: Whole Word Matching

Text Content:
test123
test
test456

Search Keyword: test
Check "Whole Word"
Result: Found 1 match

Advanced Tips

Regex Examples

• Match email: [a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}
• Match URL: https?://[^\s]+
• Match numbers: \d+

Combined Usage

• Enable both "Case Sensitive" and "Whole Word"
• Combine regex with case-insensitive mode

Notes

1. Regular expressions need correct syntax
2. Large number of results may require scrolling
3. Click on match item to quickly jump to the location
4. Export function only exports first 1000 matches

Performance Tips

• For very long text, search may take a few seconds
• It is recommended to use precise search conditions to reduce result count
• You can start with simple search, then add conditions gradually