Free Toolkit

dot.case ConverterConvert text to dot.case format for configuration keys and properties.

dot.case Converter illustration
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dot.case Converter

Convert text to dot.case format for configuration keys and properties.

How to Use
1

Enter Text

Type or paste text to convert to dot.case.

2

See Result

View your text with dots between lowercase words.

3

Copy Output

Copy the dot.case result for configuration files.

What Is dot.case Converter?

A dot.case converter transforms text into dot-separated lowercase format. dot.case is commonly used in Java properties files, Spring Boot configuration, Gradle build scripts, and domain-style identifiers. Examples: "database host name" becomes "database.host.name", "maxRetryCount" becomes "max.retry.count". The dot separator creates a natural hierarchy similar to package names and domain notation.

Why Use Our dot.case Converter?

  • Standard for Java and Spring Boot properties files
  • Natural hierarchical naming convention
  • Used in Gradle, Maven, and other build tools
  • Handles conversion from any input format
  • Creates readable configuration keys

Common Use Cases

Java Properties

Format Spring Boot application.properties keys: server.port, spring.datasource.url.

Configuration Files

Create hierarchical config keys for YAML-to-properties conversion.

Package Naming

Format Java and Kotlin package names following reverse domain convention.

Build Scripts

Create Gradle and Maven property names in dot notation.

Technical Guide

dot.case conversion splits input into words using the standard algorithm (whitespace, separators, case transitions), lowercases each word, and joins with dots. The algorithm handles the same edge cases as other case converters. Consecutive dots are collapsed to single dots, and leading/trailing dots are removed. This format maps directly to hierarchical configuration structures — "database.connection.pool.size" naturally corresponds to a nested configuration object.

Tips & Best Practices

  • 1
    Spring Boot uses dot.case for all configuration properties
  • 2
    dots create natural hierarchy: app.database.host = nested "app > database > host"
  • 3
    Java package names use reverse domain in dot.case: com.example.myapp
  • 4
    Use dot.case for YAML property flattening and unflattening
  • 5
    Some logging frameworks use dot.case for logger hierarchy: com.myapp.service.UserService

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Frequently Asked Questions

QWhat is dot.case?
dot.case uses all lowercase letters with dots between words: server.port, database.host.name, app.config.timeout.
QWhere is dot.case used?
Java properties files, Spring Boot configuration, Gradle build scripts, and hierarchical config systems.
QCan I use dots in variable names?
In most programming languages, dots are member-access operators and cannot be used in variable names. dot.case is mainly for configuration strings.
QHow does dot.case relate to JSON nesting?
"app.db.host" = "localhost" is equivalent to { app: { db: { host: "localhost" } } } in JSON.
QIs dot.case the same as dot notation?
dot.case is a naming convention. Dot notation typically refers to accessing object properties (object.property) in code.

About dot.case Converter

dot.case Converter is a free online tool from FreeToolkit.ai. All processing happens directly in your browser — your data never leaves your device. No registration required. No ads. Just fast, reliable tools.