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Convertir mayúsculas a snake case en línea

Convertidor de Mayúsculas a Snake case

¿Necesitas pasar de Mayúsculas a Snake case? Pega el texto arriba y verás el cambio al momento. Ejemplo: «Hello World Example» → «hello_world_example».

Cómo funciona

Words are lowercase and separated by underscores (_).

Popular in Python, Ruby, and SQL column names. Teams often land here from Mayúsculas searches when they already have a draft string and want reliable Snake case output.

Ejemplo

Suppose you are cleaning up copy before publish:

  • Paste: Hello World Example
  • Choose Snake case as the output style.
  • Second try: “Quick-Brown Fox” → “quick_brown_fox”.
You get: hello_world_example — ready to copy into your doc, CMS, or codebase.

Acerca de las unidades

Mayúsculas

All-capital letters—useful when comparing against shouting copy.

Helpful reference when your source string already looks like Mayúsculas.

Snake case

Produces snake_case tokens that fit Python and SQL conventions.

This page outputs Snake case so you can paste into docs, UI, or repositories.

Cuándo usarlo

  • Normalize variable or file names when moving between languages and style guides.
  • Fix accidental caps lock in customer-facing headings before go-live.
  • Prepare slug-friendly strings for URLs, anchors, and design tokens.
  • Compare how a phrase looks in Mayúsculas versus Snake case before picking a convention.

Preguntas frecuentes

Normalize `API-KEY` or `API KEY`?

Spaces and hyphens become underscores after lowercasing: `API KEY` → `api_key`.

Postgres column from caps labels?

Paste column labels from a spreadsheet in ALL CAPS, export snake_case for migrations.

Does it insert underscores inside `APIKEY`?

No—there is no break inside the word. Add spaces or underscores in the source if you need `api_key`.

Python `SCREAMING_SNAKE` to snake?

`MAX_RETRIES` → `max_retries`—useful when down-casing config keys for filenames.

Conclusión

Use this Mayúsculas to Snake case page when you want fast, readable Snake case text without a spreadsheet formula or manual retyping. Bookmark it for the next time design, marketing, or engineering needs the same casing call.