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Add regex flags

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Zeeshan Ahmed 2017-07-24 12:27:25 +01:00
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@ -266,4 +266,18 @@ regular expressions The shorthand character sets are as follows:
|\D|Matches non-digit: `[^\d]`| |\D|Matches non-digit: `[^\d]`|
|\s|Matches whitespace character: `[\t\n\f\r\p{Z}]`| |\s|Matches whitespace character: `[\t\n\f\r\p{Z}]`|
|\S|Matches non-whitespace character: `[^\s]`| |\S|Matches non-whitespace character: `[^\s]`|
|\c|Matches non-whitespace character: `[^\s]`| |\c|Matches non-whitespace character: `[^\s]`|
## 4. Lookaheads
## 5. Flags
These flags can be used in any order or combination, and are an integral part of the RegExp.
|Flag|Description|
|:----:|----|
|i|Case insensitive: Sets matching to be case-insensitive.|
|g|Global Search: Search for a pattern throughout the input string.|
|m|Multiline: Anchor meta character works on each line.|