I give out my credit card number hundreds of times per year. Credit cards wouldn't be very useful if you never gave them out.
https://www.pcicomplianceguide.org/faq/#4
Disclaimer: I work in governance/risk/compliance, but have not performed PCI compliance work in the last several years.
In terms of what users are taught (which is plainly the context of the comment you are replying to), this website is identical to ecommerce sites.