Page History
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Pattern | Description |
---|---|
_ | Stands for any single character. |
% | Stands for any sequence of zero or more characters. |
{* | Denotes repetition of the previous item zero or more times. |
+ | Denotes repetition of the previous item one or more times. |
? | Denotes repetition of the previous item zero or one time. |
{ | | Denotes alternation (either of two alternatives). |
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