ASCII Converter

Convert text to ASCII codes and ASCII codes back to text. Explore character encoding with our comprehensive ASCII table.

Enter any text. Each character will be converted to its ASCII code. Maximum 1000 characters.

ASCII Character Table

Dec
Hex
Char
Description

What is ASCII?

ASCII Standard

ASCII (American Standard Code for Information Interchange) is a character encoding standard that assigns numeric codes to 128 characters. It includes letters, digits, punctuation, and control characters.

ASCII ranges:
  • 0-31: Control characters (non-printable)
  • 32-126: Printable characters
  • 127: Delete (DEL)

Common Uses

  • Text Files: Basic text encoding
  • Programming: Character manipulation
  • Network Protocols: HTTP headers, URLs
  • Data Transmission: Serial communication
  • Legacy Systems: Older computer systems
  • Debugging: Analyzing binary data

ASCII Tips & Tricks

  • Space character: ASCII 32, often written as \s in regex
  • Newline: ASCII 10 (LF) or 13 (CR) depending on system
  • Null terminator: ASCII 0 marks end of strings in C/C++
  • Printable range: Characters 32-126 are visible and safe to display
  • Extended ASCII: Codes 128-255 vary by character set (ISO-8859-1, etc.)
  • UTF-8 compatibility: ASCII is a subset of UTF-8 encoding