ASCII Table
Free online ASCII character table, searchable reference
About ASCII Table
A searchable reference of all 128 ASCII characters (0-127). Each row shows the decimal code, hex code (prefixed with 0x), octal value, 8-bit binary, the glyph or control-character abbreviation, and a short description. Control characters (NUL through US and DEL) show their mnemonic names; printable characters show the literal character with the space rendered as the open-box glyph.
How to Use
1. Type into the search box to filter rows in real time 2. The result count above the table updates to show how many entries matched 3. Scan the six columns (Dec, Hex, Oct, Bin, Char, Description) for the value you need 4. Filtering matches any field: decimal, hex, octal, binary, character, or description
Column Format Reference
Dec is the decimal code point (0-127). Hex is the 2-digit uppercase hex prefixed with 0x. Oct is the 3-digit octal value. Bin is the 8-bit binary representation. Char shows the printable glyph or the control-character abbreviation (such as LF, ESC, DEL); the space character is displayed using the open-box symbol. Description names the control function (for example "Line Feed", "Escape") or repeats the character for printable entries.
▶Which characters are included?
▶How does the search work?
▶Why does the space character appear as a special glyph?
▶Are the hex values shown with a prefix?
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