Java Regex - Examples Matching Characters

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Following are various examples of matching characters using regular expression in java.

Sr.No	Construct & Matches
1	x The character x
2	\\ The backslash character
3	\0n The character with octal value 0n (0 ≤ n ≤ 7)
4	\0nn The character with octal value 0nn (0 ≤ n ≤ 7)
5	\0mnn The character with octal value 0mnn (0 ≤ m ≤ 3, 0 ≤ n ≤ 7)
6	\xhh The character with hexadecimal value 0xhh
7	\uhhhh The character with hexadecimal value 0xhhhh
8	\t The tab character ('\u0009')
9	\n The newline (line feed) character ('\u000A')
10	\r The carriage-return character ('\u000D')
11	\f The form-feed character ('\u000C')