String Literal Encoder / Decoder
Input
0 bytes
Result
0 bytes
All processing happens in your browser — your files are never uploaded to a server.
About this Tool
AllThatConverter's string literal converter is a free online tool that converts text into properly escaped string literals for JavaScript, Python, Java, C#, and other programming languages. It automatically escapes special characters including newlines, tabs, backslashes, and quotes. All processing runs locally in your browser. No registration required, completely free.
100% Secure Local Processing Active
This tool runs entirely on your device via WebAssembly and browser Canvas. No files are ever sent to any remote server, ensuring complete data security.
How to Use
Paste the text you want to convert into the input area.
Select the target programming language (JavaScript, Python, Java, etc.).
Click 'Convert to Literal' to run the conversion.
Copy the escaped string literal from the output using the 'Copy' button.
String Literal Converter Use Cases
Embedding Text in Code
Convert text containing newlines, tabs, or quotes into a properly escaped string literal before pasting it into source code.
Safe SQL Query String Generation
Escape special characters (e.g. single quotes) in strings intended for SQL queries to prevent SQL injection.
JSON Data Escaping
Correctly escape special characters in strings for inclusion in JSON values.
Test and Debug String Generation
Convert text containing special characters into language-specific string literals for use in unit tests and integration tests.
String Literal Converter FAQ
JavaScript/TypeScript, Python, Java, C#, C/C++, PHP, and other major languages are supported.
Newlines are typically escaped as \n. Multiline string options are also available depending on the target language.
Yes. Multibyte characters are correctly escaped. A Unicode escape (\uXXXX) output option is also available.
No. All processing runs locally in your browser. Nothing is transmitted externally.
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