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Octal escape sequence
Глоссарий ИТ-терминов |
In regular expressions, a backslash followed by one, two, or three octal digits (0-7). it matches a character in the target sequence that has the value that is specified by those digits. octet (n)
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Control escape sequence, английский
In regular expressions, a backslash followed by the letter ‘c’ followed by one of the letters ‘a’ through ‘z’ or ‘a’ through ‘z’. it matches the ascii control character that is named by that letter.
Identity escape, английский
In regular expressions, a backslash followed by a single character. it matches that character and is required when the character has a special meaning; by using the identity escape, the special meaning is removed.
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