# Punctuation Normalizer

Normalize and standardize punctuation marks in text, convert between Chinese and English punctuation

> Canonical page: https://elysiatools.com/en/tools/punctuation-normalizer

- **Category:** Text Processing

- **Keywords:** punctuation, normalize, standardize, chinese, english, text, format, 标点符号, 规范化

## Overview

The Punctuation Normalizer is a precise utility designed to standardize punctuation marks within your text, ensuring consistency across documents by converting between Chinese and English styles or applying uniform formatting rules.

## Inputs

- **Input Text** (textarea): Enter your text here to normalize punctuation...
- **Target Punctuation Style** (select)
- **Normalize Spaces** (checkbox)
- **Normalize Line Breaks** (checkbox)
- **Custom Replacements (optional)** (textarea): Enter custom replacements, one per line: old_text=new_text example1=example2

## When to use

- When preparing mixed-language documents that require consistent punctuation styles.
- When cleaning up text copied from various sources with inconsistent spacing and punctuation.
- When you need to convert full-width Chinese punctuation to half-width English punctuation for technical or coding purposes.

## How it works

- Paste your text into the input area.
- Select your preferred target punctuation style (English, Chinese, or Smart Mixed).
- Toggle options to normalize spaces and line breaks for a cleaner output.
- Click process to generate your standardized text instantly.

## Use cases

- Standardizing academic papers or reports that contain both English and Chinese citations.
- Cleaning up web-scraped content to remove inconsistent formatting and broken line breaks.
- Preparing professional correspondence by ensuring all punctuation marks follow a unified style guide.

## Frequently asked questions

### Can I convert Chinese punctuation to English?

Yes, select 'English Punctuation' in the target style settings to convert all full-width Chinese marks to their half-width English equivalents.

### What does 'Smart Mixed' mode do?

Smart Mixed mode automatically detects the context of your text and applies the most appropriate punctuation style for each segment.

### Does this tool handle spacing issues?

Yes, by enabling 'Normalize Spaces', the tool will clean up irregular whitespace and ensure consistent spacing around punctuation marks.

### Can I replace specific characters?

Yes, use the 'Custom Replacements' field to define your own character mapping rules using the 'old_text=new_text' format.

### Is my data stored on your servers?

No, all text processing is performed locally in your browser to ensure your data remains private and secure.

## Related tools

- [Newline Normalizer](https://elysiatools.com/en/tools/newline-normalizer): Normalize and unify newline characters in text to consistent line ending format
- [Text Spacer - Auto Add Spaces Between Chinese and English](https://elysiatools.com/en/tools/text-spacer): Automatically add spaces between Chinese characters and English/numbers to improve readability
- [Date Extractor (日期提取器)](https://elysiatools.com/en/tools/date-extractor): Extract dates from text in multiple formats including Chinese, ISO, and US formats with detailed analysis and summary
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- [Prefix Remover](https://elysiatools.com/en/tools/prefix-remover): Remove common prefixes from each line with intelligent detection and customizable options
- [Suffix Remover](https://elysiatools.com/en/tools/suffix-remover): Remove common suffixes from each line with intelligent detection and customizable options
- [Text Justifier](https://elysiatools.com/en/tools/text-justifier): Quickly stretch spaces between words to make all text lines equal length
- [Text to CSV Converter](https://elysiatools.com/en/tools/text-to-csv): Convert various text formats to CSV with customizable parsing options

## Samples

- [Web Image Processing Python Samples](https://elysiatools.com/en/samples/web-image-processing-python): Web Python image processing examples using PIL/Pillow including reading, saving, resizing, and format conversion
- [Android Image Processing Java Samples](https://elysiatools.com/en/samples/android-image-processing-java): Android Java image processing examples including reading/saving images, scaling, and format conversion
- [Android Image Processing Kotlin Samples](https://elysiatools.com/en/samples/android-image-processing-kotlin): Android Kotlin image processing examples including reading/saving images, scaling, and format conversion
- [Web Image Processing Rust Samples](https://elysiatools.com/en/samples/web-image-processing-rust): Web Rust image processing examples including image read/save, scaling, and format conversion