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For example, you can use it to extract e-mails, phone numbers, product numbers from documents. You could also extract words coming from a list, and later decide to display them as facets.

How to use it

Add the Regex Entity Connector in the job pipeline in the Connection tab of MCF.

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You can add as many destination metadata, regular expression and source metadata as you want by clicking on the Add button.

Some examples of useful regular expression:

• Ignore case: (?i)searched_word: retrieves “searched_word” regardless of character case.

• Retrieve the line containing: .*searched_word.*

• Search a point: \. “\” is the escape character.

• Spaces are taken into account, so searching “word1 word2” will search the exact expression in the content.

• e-mails: ([a-zA-Z0-9_\-\.]+)@([a-zA-Z0-9_\-\.]+)\.([a-zA-Z]{2,5})

• Phone number: (\+)([\s.\(\)]*\d{1}){8,13}(-)?(\d{1,5})

• Search “word1” or “word2”: word1|word2.

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