In computer data, a substitute character (␚) is a control character that is used to pad transmitted data in order to send it in blocks of fixed size, or to stand in place of a character that is recognized to be invalid, erroneous or unrepresentable on a given device. It is also used as an escape sequence in some programming languages.

2017年1月4日 · ascii 中的 ht 控制符的作用是用于布局的。 其控制输出设备前进到下一个表格去处理。 而制表符 Table/Tab 的宽度也是灵活不固定的，只不过，多数设备上，制表符 Tab 的宽度都预定义为 8 。

For implementing this very function, lots of file format standards (e.g. PNG or GIF) include the SUB character in their headers. Some modern text file formats (e.g. CSV-1203), that nowadays are used everywhere, however, still recommend a trailing EOF character to be added as the last character in the file.

ASCII is a character encoding standard used to store characters and basic punctuation as numeric values. ASCII codes from 0 - 127 are identical to Unicode. Adding 32 (or flipping the sixth bit) will convert an upper case letter to lower case.

In the 7-bit ASCII character set, ASCII code 26 is represented by the control character ␚, also known as the substitute.

A complete list of all ASCII codes, characters, symbols and signs included in the 7-bit ASCII table and the extended ASCII table according to the Windows-1252 character set, which is a superset of ISO 8859-1 in terms of printable characters.

2016年3月27日 · ascii 码使用指定的7 位或8 位二进制数组合来表示128 或256 种可能的字符。标准ascii 码也叫基础ascii码，使用7 位二进制数（剩下的1位二进制为0）来表示所有的大写和小写字母，数字0 到9、...

2018年2月9日 · 26 – SUB – SUBstitute character替补/替换. 27 – ESC – ESCape 逃离/取消. 字符Escape，是ASCII标准的首创的，由Bob Bemer提议的。用于開始一段控制码的扩展字符。如此。即能够不必将全部可能想得到的字符都放到ASCII标准中了。 由于。新的技术可能须要新的控制命 …

Almost all computer systems today use the ASCII code to represent characters and texts. (109) . Without knowing it you use it all the time, every time you use a computer system, but if all you need is to get some of the characters not included in …

2024年9月3日 · ASCII values serve as a bridge between human-readable text and computer-readable binary code. Each character, whether it’s a letter, number, or symbol, is assigned a unique ASCII value ranging from 0 to 127. For example, the ASCII value of the uppercase letter ‘A’ is 65, while the lowercase letter ‘a’ has an ASCII value of 97.