Full Unicode support: Arabic text, emojis and special characters encode and decode correctly.
Encoding uses encodeURIComponent — correct for query parameters, form values and Arabic text in links.
Encode turns HTML-special characters into safe entities so code can be shown as text on a web page — essential for posting code examples on Blogger.
Handles quoted fields with commas correctly. First CSV row is treated as column headers.
Generate cryptographic hashes from text.
Convert between binary, decimal, hexadecimal, and octal.
Test regular expressions against your text in real-time.
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