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The Regular Expression (RegEx) custom field enables you to validate a text custom field against a regular expression.

This field is useful to check for verifying the following information for instancetype examples: Social Security Numbers, phone numbers, zip codes, currency, date formats, and so onmany others.

Configuring the PCF Regular Expression (RegEx) Custom Field

1. Add the PCF Regular Expression custom field.

2. Go to the Configure link for this field. You will see

1. a page

1. similar to the following example:
   

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2. Click the Edit Regex link to configure the regular expression.

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2.  Click the Save button, and the regular expression will be associated to the current custom field.

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Testing the PCF Regular Expression (RegEx) Custom Field

1. Go to an issue and edit the field with a value that does not match the regex.

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1. If you try to save the changes, an error message

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1. will appear:

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2. For more regex examples

1. , search for your issue in the RegExLib site.