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Power Automate Flow to Check a String contains any special characters like '!@#$%*)('.

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Posted on by sajinshaji

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When an email arrives with an attachment I get the name of the attachment, check whether it contains any special characters like '!@#$%*)('. right now, I am doing is checking each of the special characters is there in the attachment name.

Can anyone get any ideas

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v-yetonggu-msft Microsoft Employee on at

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Hi @sajinshaji ,
I did a test for your reference.
In my scenario:

["'", "!", "@", "£", "^", "=", ",", "%", "[", "]", ";", "~", "?", "<", ">", "|", "u0001", "u0007"]
item()
length(body('Filter_array'))

I think this link could help you:
Remove unwanted characters from a string in Power Automate (tachytelic.net)
Best Regards,
Sunshine Gu

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