Reverse Text
Quickly reverse the order of characters in your text.
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Text Reversal Techniques
Text can be reversed at multiple levels — character by character, word by word, or line by line — each producing a different result. Understanding the difference helps choose the right operation for your use case.
Reversal Types
- Character reverse — "Hello World" → "dlroW olleH" (every character flipped)
- Word reverse — "Hello World" → "World Hello" (words reordered, characters unchanged)
- Word flip — "Hello World" → "olleH dlroW" (each word internally reversed)
- Line reverse — reverses the order of lines in multi-line text
Use Cases
- Watermarks and decorative text effects
- Simple text obfuscation (not encryption)
- Palindrome detection and word puzzles
- Right-to-left language testing
- Programming interviews (string reversal algorithm)
What is a palindrome?
A palindrome reads the same forwards and backwards. Word palindromes: "racecar", "level", "madam". Phrase palindromes (ignoring spaces and punctuation): "A man a plan a canal Panama". Palindromes are common in programming interview questions and mathematical proofs.
How do I reverse a string in code?
JavaScript: str.split('').reverse().join(''). Python: str[::-1] (slice with step -1). Java: new StringBuilder(str).reverse().toString(). Note: the split/reverse/join method in JS doesn't handle multi-codepoint Unicode characters (emoji, some accented chars) correctly — use Array.from() instead.
Does reversing text preserve Unicode characters?
Simple byte/char reversal can corrupt multi-byte Unicode sequences — especially emoji (often 4+ bytes) and combining characters (base + diacritic). A correct Unicode reversal must split by grapheme clusters rather than individual code units. This tool handles Unicode grapheme clusters to preserve emoji and accented characters correctly.