如何在线转换文字大小写 - 大写、小写、首字母大写、camelCase 等

Why Convert Text Case?

Different situations require different text formats:

Programming: camelCase, snake_case, kebab-case for variables

Writing: Title Case for headlines, Sentence case for paragraphs

Data Processing: Consistent formatting for databases

SEO: Proper case for URLs and meta tags

Supported Case Formats

| Format | Example | Use Case |
|--------|---------|----------|
| UPPER CASE | HELLO WORLD | Headings, emphasis |
| lower case | hello world | URLs, emails |
| Title Case | Hello World | Article titles |
| Sentence case | Hello world | Normal writing |
| camelCase | helloWorld | JavaScript variables |
| PascalCase | HelloWorld | Class names |
| snake_case | hello_world | Python variables |
| kebab-case | hello-world | CSS classes, URLs |
| CONSTANT_CASE | HELLO_WORLD | Constants, enums |

How to Use the Case Converter

Step 1: Enter Your Text

Go to the Case Converter and paste or type your text.

Step 2: Choose Format

Click the button for your desired case format. All formats are shown for easy comparison.

Step 3: Copy Result

Click the copy button next to any format to copy it to your clipboard.

Use Cases by Profession

Developers

Convert API responses to camelCase

Standardize variable naming across projects

Generate CSS class names from component names

Writers

Format article titles in Title Case

Ensure consistent heading styles

Prepare content for different platforms

Data Analysts

Standardize column names in datasets

Prepare data for import/export

Clean inconsistent text formatting

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