Using Regular Expressions in Text Searches

Regular expressions can be used to search for some unspecified or even invisible characters.

note

Searching with regular expressions is different from searching with wildcards. LibreOffice Writer only supports searching with regular expressions.


You can use regular expressions when you find and replace text in a document. For example, "s.n" finds "sun" and "son".

  1. рд╕рдореНрдкрд╛рджрди - рдкрддреНрддрд╛ рд▓рдЧрд╛рдЙрдиреБрд╣реЛрд╕реН рд░ рдмрджрд▓реНрдиреБрд╣реЛрд╕реН рд░реЛрдЬреНрдиреБрд╣реЛрд╕реН .

  2. Click More Options to expand the dialog.

  3. рдирд┐рдпрдорд┐рдд рдЕрднрд┐рдмреНрдпрдХреНрддреНрддрд┐ рдЬрд╛рдБрдЪ рдмрд╛рдХрд╕ рдЪрдпрди рдЧрд░реНрдиреБрд╣реЛрд╕реН ред

  4. In the Find box, type the search term and the regular expression(s) that you want to use in your search.

  5. Click Find Next or Find All.

рдирд┐рдпрдорд┐рдд рдЕрднрд┐рд╡реНрдпрдХреНрддрд┐ рдЙрджрд╛рд╣рд░рдгрд╣рд░реВ

  1. The regular expression for a single character is a period (.).

  2. The regular expression for zero or more occurrences of the previous character is an asterisk. For example: "123*" finds "12" "123", and "1233".

  3. The regular expression combination to search for zero or more occurrences of any character is a period and asterisk (.*).

  4. The regular expression for the end of a paragraph is a dollar sign ($). The regular expression character combination for the start of a paragraph is a caret and a period (^.).

  5. The regular expression for a tab character is \t.

рджреНрд░рд╖реНрдЯрд╡реНрдп рдкреНрд░рддрд┐рдорд╛

рдЙрд╣реА рдЕрдиреБрдЪреНрдЫреЗрдж рднрд░рд┐рдорд╛ рдорд╛рддреНрд░ рддрдкрд╛рдИрдБ рдирд┐рдпрдорд┐рдд рдЕрднрд┐рдмреНрдпрдХреНрддреНрддрд┐рд╣рд░реВрдХрд╛ рд▓рд╛рдЧрд┐ рдЦреЛрдЬреА рдЧрд░реНрди рд╕рдХреНрдиреБрд╣реБрдиреНрдЫ. рдЬреБрди, рддрдкрд╛рдИрдБ рдЕрдиреБрдЪреНрдЫреЗрджрдорд╛ рдПрдЙрдЯрд╛ рдирд┐рдпрдо рд░ рдмрд┐рднрд┐рдиреНрди рдирд┐рдпрдо рдЕрд░реНрдХреЛ рдЕрдиреБрдЪреНрдЫреЗрджрдорд╛ рдЦреЛрдЬреА рдЧрд░реНрди рд╕рдХреНрдиреБрд╣реБрдиреНрди.


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