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| управляющая escape-последовательность (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; 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) | |||
