ZERO WIDTH NO-BREAK SPACE

Unicode U+FEFF

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Technical Details

Unicode U+FEFF
Category Bidi Controls
HTML Entity 
UTF-8 Hex FEFF

About ZERO WIDTH NO-BREAK SPACE

A character used to prevent line breaks between characters, but has no visible width.

Common Uses

  • Text formatting and layout
  • Digital typography
  • Document structure
  • Writing system requirements

Technical Notes

  • Part of Bidi Controls block
  • Unicode standardized
  • Cross-platform compatible
  • Widely supported in modern systems