Characters used in extended searches

^

Caret (circumflex). When the string you are looking for is found at the beginning of a line.

$

Dollars. When the string you are looking for is found at the end of a line.

.

Dot. When searching for any character. You must place the dot in the location where the character you are looking for should be found.

Ex. : ba. = bat bas bap

*

Asterisk. At the end of a string of characters to search for any string of characters.

Ex. : ba* = bat battre basse

+

Plus. At the location where the character you are searching for is repeated.

Ex. : co+ = coo or co++ = cooo

[ ]

Straight brackets. When searching for any specific character, excluding others.

Ex. : [123] = 1 or 2 or 3

[^]

Caret between straight brackets. When searching for characters excluding those specified between the brackets.

Ex. : ba[^s] = bat but not bas

[-]

Minus sign between straight brackets. To specify a sequence of possible characters.

Ex. : ba[d-u] = bas or bat but not bac

{ }

Curly brackets. To search for groups of embedded operators.

\

Back slash. If the string of characters contains a symbol that is used as an operator, you must insert the back slash before the character so that the search engine does not mistake the symbol for an operator.