{"id":"407","content":"

Using wildcard characters to specify keywords<\/h1>

What are wildcard characters?<\/h3>\r\n\r\n

Wildcard characters are used to substitute any character or several characters in a keyword to make searching more\r\n flexible.<\/p>\r\n

The list of available wildcard characters<\/h4>\r\n\r\n \r\n \r\n \r\n \r\n <\/colgroup>\r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n

Wildcard character<\/p><\/td>\r\n

Example<\/p><\/td>\r\n <\/tr>\r\n <\/tbody>\r\n

^<\/b><\/span><\/font><\/font> <\/b><\/span><\/font><\/font>(<\/span><\/font><\/font>circumflex<\/span><\/font><\/font>)<\/span><\/font><\/font>indicates the beginning of the keyword.<\/span><\/font><\/font><\/p><\/td>\r\n

Keyword ^<\/span><\/font><\/font>www.cnn<\/span><\/font><\/font><\/strong> means that the keyword should begin from <\/span><\/font><\/font>www.cnn<\/span><\/font><\/font><\/strong>.<\/span><\/span><\/font><\/font><\/strong><\/p>\r\n <\/td>\r\n <\/tr>\r\n <\/tbody>\r\n

$<\/span><\/font><\/font><\/strong> <\/span><\/font><\/font>(dollar sign) indicates the end of the keyword.<\/span><\/font><\/font><\/p><\/td>\r\n

Keyword .<\/span><\/font><\/font>htm$<\/span><\/font><\/font><\/strong> means that the keyword should end with the <\/span><\/font><\/font>.htm<\/span><\/font><\/font><\/strong>.<\/span><\/font><\/font><\/p><\/td>\r\n <\/tr>\r\n <\/tbody>\r\n

[ ] <\/b><\/span><\/font><\/font>( brackets)<\/span><\/font><\/font>defines a set of possible characters.<\/span><\/font><\/font><\/p><\/td>\r\n

Keyword <\/span><\/font><\/font>g[eo]t<\/span><\/font><\/font><\/strong> represents both <\/span><\/font><\/font>get<\/span><\/font><\/font><\/strong> and <\/span><\/font><\/font>got<\/span><\/font><\/font><\/strong> words.<\/span><\/font><\/font><\/p><\/td>\r\n <\/tr>\r\n <\/tbody>\r\n

- <\/b><\/span><\/font><\/font><\/span><\/font><\/font>(hyphen) represents a range <\/span><\/font><\/font>inclusive between two characters.<\/span><\/font><\/font><\/span><\/font><\/font><\/p><\/td>\r\n

[a-z]<\/span><\/font><\/font><\/strong> includes all symbols from a to z (including.)<\/span><\/font><\/font><\/p>\r\n\r\n

[0-9] <\/span><\/font><\/font><\/strong>includes<\/span><\/span><\/font><\/font><\/strong><\/span><\/font><\/font>all numeric symbols.<\/span><\/font><\/font>\r\n <\/p><\/td>\r\n


<\/p><\/td>\r\n <\/tr>\r\n

*<\/span><\/font><\/font><\/strong> <\/b><\/span><\/font><\/font>(asterisk) - represents one character or a string of characters.<\/span><\/font><\/font>\r\n <\/p><\/td>\r\n

Keyword ^<\/span><\/font><\/font>a*.gif$<\/span><\/font><\/font><\/strong> means all files that begin with an <\/span><\/font><\/font>a<\/b><\/span><\/font><\/font>and end with<\/span><\/font><\/font>.gif<\/span><\/font><\/font><\/strong>.<\/span><\/font><\/font><\/p><\/td>\r\n


<\/p><\/td>\r\n\t\t <\/tr>\r\n <\/tbody>\r\n<\/table>"}