ASCII code of DEL (deleted)?

The ASCII code of DEL: Bin (binary) 01111,Oct (octal) 0 1x7F, Dec (decimal).

The full name of ASCII is american standard code for information interchange code, which is the abbreviation of american standard code for information interchange code. Is a computer coding system based on Latin alphabet, which is mainly used to display modern English and other Western European languages.

ASCII is the most commonly used information exchange standard, which is equivalent to the international standard ISO/IEC 646. ASCII was first published as a standard type in 1967 and last updated in 1986. So far, 128 characters have been defined.

Extended data:

ASCII codes use a specified combination of 7-bit or 8-bit binary numbers to represent 128 or 256 possible characters. The standard ASCII code, also known as the basic ASCII code, uses 7 binary digits (the remaining 1 bit is 0) to represent all uppercase and lowercase letters, digits 0 to 9, punctuation marks and special control characters used in American English.

0 ~ 3 1 and 127 (33 in total) are control characters or special communication characters (the rest are displayable characters).

Such as control symbols: LF (line feed), CR (carriage return), FF (page feed), DEL (deletion), BS (backspace), BEL (ring) and so on. Special communication characters: SOH (prefix), EOT (suffix), ACK (acknowledgement), etc. ASCII values of 8, 9, 10 and 13 are converted into backspace keys, tabs, line feeds and carriage returns, respectively.

They have no specific graphic display, but they have different effects on text display according to different applications.

Where: 32 ~ 126 (95 in total) is a character (32 is a space), and 48 ~ 57 is ten Arabic numerals from 0 to 90. 65 ~ 90 are 26 uppercase English letters, 97 ~ 122 are 26 lowercase English letters, and the rest are punctuation marks and operation symbols.

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