Question regard on regex

[copy_writes (chethan)]

Hello people
Can anyone tell me how to use regex for this
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The response was:
I need to extract that bold one how to extract using regex

[NIVED_NAMBIAR (NIVED N)]

Hi @copy_writes

Could you please tell which u need to extract

[copy_writes (chethan)]

that mail id Bro

[NIVED_NAMBIAR (NIVED N)]

In matches activitiy there is default pattern regex defined for email

You can use that

[copy_writes (chethan)]

it will come in sentence like mail bounce message i extract that one after that i want to place in excel
i need to extract in regex only

[Pradeep_Shiv]

Hello @copy_writes,

you can use this Expression([a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6})

Cheers