# Getting parens and brackets into the filter field.
**URL:** https://community.mp3tag.de/t/getting-parens-and-brackets-into-the-filter-field/7663
**Category:** Support
**Created:** [December 29, 2008, 2:55am UTC](https://community.mp3tag.de/t/getting-parens-and-brackets-into-the-filter-field/7663 "2008-12-29T02:55:28Z")
**Posts on this page:** 3
**Page:** 1
### Author:  [@johnhardyiv](https://community.mp3tag.de/u/johnhardyiv)
#### Post date: [December 29, 2008, 2:55am UTC](https://community.mp3tag.de/t/getting-parens-and-brackets-into-the-filter-field/7663/1 "2008-12-29T02:55:28Z")
Hi, was wondering how to get "(" or "[" into the filter box on the bottom for title so I will catch items like:
03 Depeche Mode Halo (Live).wma
04 Depeche Mode Strangelove [Live].wma
Enclosing the characters in double quotes didn't seem to work. Thanks -
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### Author:  [@dano](https://community.mp3tag.de/u/dano)
#### Post date: [December 29, 2008, 7:31am UTC](https://community.mp3tag.de/t/getting-parens-and-brackets-into-the-filter-field/7663/2 "2008-12-29T07:31:52Z")
The filter supports regular expressions so you must put a backslash before these chars: (
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### Author:  [@system](https://community.mp3tag.de/u/system)
#### Post date: [February 9, 2026, 12:21pm UTC](https://community.mp3tag.de/t/getting-parens-and-brackets-into-the-filter-field/7663/3 "2026-02-09T12:21:16Z")