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Regex Wiki is a collaborative website about practical regular expressions that anyone can edit!
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- Category:Zero-length matching mechanisms
created by PaganinioNew page: Add Video Add Image This is a list of regex features that matches a position only, without matching any characters. - Alphanumeric
edited by Paganinio
- Alphanumeric
created by PaganinioNew page: An alphanumeric or alpha-numeric character is either a letter or a number. Sometimes the underscore (_) is also considered to be an alphanumeric... - Start/end of word position
edited by Paganinio - Nothingness
edited by Paganinio - Nothingness
created by PaganinioNew page: Add Video Add Image Nothingness is an unofficial term for the lack of any character. For example, the regex WIKI.*A.com matches the string... - Start/end of word position
created by PaganinioNew page: A start of word position matches the position before an alpha-numeric sequence. An end of word position matches the position after an alpha-numeric... - UltraEdit
created by PaganinioNew page: Add Video Add Image UltraEdit is a powerful multi-platform text file editor, similar to EditPlus, Notepad++, and GEdit. Default modeEdit The... - Period
created by PaganinioNew page: A period, or point, (.) matches any one character. It matches exactly one character. For example, wikia.com matches wikia.com, wikiaacom, wikia4com,... - Examples
edited by Paganinio